1997962107059 has 32 divisors (see below), whose sum is σ = 2126643120000. Its totient is φ = 1873701043200.

The previous prime is 1997962107047. The next prime is 1997962107061. The reversal of 1997962107059 is 9507012697991.

It is a de Polignac number, because none of the positive numbers 2^k-1997962107059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1997962106986 and 1997962107004.

It is not an unprimeable number, because it can be changed into a prime (1997962104059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294203954 + ... + 294210744.

It is an arithmetic number, because the mean of its divisors is an integer number (66457597500).

Almost surely, 2^{1997962107059} is an apocalyptic number.

1997962107059 is a deficient number, since it is larger than the sum of its proper divisors (128681012941).

1997962107059 is a wasteful number, since it uses less digits than its factorization.

1997962107059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919.

The product of its (nonzero) digits is 19289340, while the sum is 65.

The spelling of 1997962107059 in words is "one trillion, nine hundred ninety-seven billion, nine hundred sixty-two million, one hundred seven thousand, fifty-nine".