1972591057162 has 32 divisors (see below), whose sum is σ = 3233272968000. Its totient is φ = 895134240000.

The previous prime is 1972591057153. The next prime is 1972591057163. The reversal of 1972591057162 is 2617501952791.

It is a super-2 number, since 2×1972591057162² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1972591057163) 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, 41029714 + ... + 41077762.

It is an arithmetic number, because the mean of its divisors is an integer number (101039780250).

Almost surely, 2^{1972591057162} is an apocalyptic number.

1972591057162 is a deficient number, since it is larger than the sum of its proper divisors (1260681910838).

1972591057162 is a wasteful number, since it uses less digits than its factorization.

1972591057162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51142.

The product of its (nonzero) digits is 2381400, while the sum is 55.

The spelling of 1972591057162 in words is "one trillion, nine hundred seventy-two billion, five hundred ninety-one million, fifty-seven thousand, one hundred sixty-two".