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45418920954 = 23114911401559
BaseRepresentation
bin101010010011001011…
…011011101111111010
311100020022201020120120
4222103023123233322
51221004220432304
632510513034110
73165344313111
oct522313335772
9140208636516
1045418920954
1118297884610
128976855936
13438a948974
1422ac15ac78
1512ac5dd0d9
hexa932dbbfa

45418920954 has 32 divisors (see below), whose sum is σ = 99297722880. Its totient is φ = 13735268400.

The previous prime is 45418920949. The next prime is 45418920959. The reversal of 45418920954 is 45902981454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45418920949) and next prime (45418920959).

It is a junction number, because it is equal to n+sod(n) for n = 45418920897 and 45418920906.

It is not an unprimeable number, because it can be changed into a prime (45418920959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668374 + ... + 733185.

It is an arithmetic number, because the mean of its divisors is an integer number (3103053840).

Almost surely, 245418920954 is an apocalyptic number.

45418920954 is an abundant number, since it is smaller than the sum of its proper divisors (53878801926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45418920954 is a wasteful number, since it uses less digits than its factorization.

45418920954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402066.

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 45418920954 in words is "forty-five billion, four hundred eighteen million, nine hundred twenty thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 11 22 33 66 491 982 1473 2946 5401 10802 16203 32406 1401559 2803118 4204677 8409354 15417149 30834298 46251447 92502894 688165469 1376330938 2064496407 4128992814 7569820159 15139640318 22709460477 45418920954