51166032034431 has 16 divisors (see below), whose sum is σ = 70423021513728. Its totient is φ = 33009895161600.

The previous prime is 51166032034393. The next prime is 51166032034451. The reversal of 51166032034431 is 13443023066115.

It is not a de Polignac number, because 51166032034431 - 2¹⁵ = 51166032001663 is a prime.

It is a super-2 number, since 2×51166032034431² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51166032034431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51166032034451) 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, 3223375 + ... + 10617071.

It is an arithmetic number, because the mean of its divisors is an integer number (4401438844608).

Almost surely, 2^{51166032034431} is an apocalyptic number.

51166032034431 is a deficient number, since it is larger than the sum of its proper divisors (19256989479297).

51166032034431 is a wasteful number, since it uses less digits than its factorization.

51166032034431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7468142.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 51166032034431 in words is "fifty-one trillion, one hundred sixty-six billion, thirty-two million, thirty-four thousand, four hundred thirty-one".