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53051059518 = 2328613090473
BaseRepresentation
bin110001011010000101…
…101110110100111110
312001221012221001110020
4301122011232310332
51332122032401033
640212112153010
73555440365002
oct613205566476
9161835831406
1053051059518
1120553a38246
12a346838766
135005bc09a2
1427d3a28702
1515a76726b3
hexc5a16ed3e

53051059518 has 16 divisors (see below), whose sum is σ = 106139239056. Its totient is φ = 17677499840.

The previous prime is 53051059517. The next prime is 53051059519. The reversal of 53051059518 is 81595015035.

It is an interprime number because it is at equal distance from previous prime (53051059517) and next prime (53051059519).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53051059518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53051059517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1528071 + ... + 1562402.

It is an arithmetic number, because the mean of its divisors is an integer number (6633702441).

Almost surely, 253051059518 is an apocalyptic number.

53051059518 is an abundant number, since it is smaller than the sum of its proper divisors (53088179538).

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

53051059518 is a wasteful number, since it uses less digits than its factorization.

53051059518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093339.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 53051059518 in words is "fifty-three billion, fifty-one million, fifty-nine thousand, five hundred eighteen".

Divisors: 1 2 3 6 2861 5722 8583 17166 3090473 6180946 9271419 18542838 8841843253 17683686506 26525529759 53051059518