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54207955429 = 79883777097
BaseRepresentation
bin110010011111000010…
…111100000111100101
312011220211211110021221
4302133002330013211
51342004214033204
640523000340341
73626216006245
oct623702740745
9164824743257
1054207955429
1120a97a83271
12a60a1746b1
13515b7a2794
1428a3537b25
151623ee6654
hexc9f0bc1e5

54207955429 has 8 divisors (see below), whose sum is σ = 54956370560. Its totient is φ = 53461096416.

The previous prime is 54207955409. The next prime is 54207955433. The reversal of 54207955429 is 92455970245.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54207955429 - 213 = 54207947237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54207955409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318792 + ... + 458305.

It is an arithmetic number, because the mean of its divisors is an integer number (6869546320).

Almost surely, 254207955429 is an apocalyptic number.

It is an amenable number.

54207955429 is a deficient number, since it is larger than the sum of its proper divisors (748415131).

54207955429 is an equidigital number, since it uses as much as digits as its factorization.

54207955429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778059.

The product of its (nonzero) digits is 4536000, while the sum is 52.

The spelling of 54207955429 in words is "fifty-four billion, two hundred seven million, nine hundred fifty-five thousand, four hundred twenty-nine".

Divisors: 1 79 883 69757 777097 61390663 686176651 54207955429