51542511410 has 16 divisors (see below), whose sum is σ = 99913176216. Its totient is φ = 19031081088.

The previous prime is 51542511403. The next prime is 51542511437. The reversal of 51542511410 is 1411524515.

It can be written as a sum of positive squares in 4 ways, for example, as 18683335969 + 32859175441 = 136687^2 + 181271^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198240299 + ... + 198240558.

Almost surely, 2^51542511410 is an apocalyptic number.

51542511410 is a deficient number, since it is larger than the sum of its proper divisors (48370664806).

51542511410 is a wasteful number, since it uses less digits than its factorization.

51542511410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396480877.

The product of its (nonzero) digits is 4000, while the sum is 29.

The spelling of 51542511410 in words is "fifty-one billion, five hundred forty-two million, five hundred eleven thousand, four hundred ten".