51140534415 has 16 divisors (see below), whose sum is σ = 82314828288. Its totient is φ = 27111627296.

The previous prime is 51140534383. The next prime is 51140534443. The reversal of 51140534415 is 51443504115.

51140534415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 51140534415 - 2⁵ = 51140534383 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10205187 + ... + 10210196.

It is an arithmetic number, because the mean of its divisors is an integer number (5144676768).

Almost surely, 2^51140534415 is an apocalyptic number.

51140534415 is a deficient number, since it is larger than the sum of its proper divisors (31174293873).

51140534415 is a wasteful number, since it uses less digits than its factorization.

51140534415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20415558.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 51140534415 in words is "fifty-one billion, one hundred forty million, five hundred thirty-four thousand, four hundred fifteen".