1972374402393 has 24 divisors (see below), whose sum is σ = 2850819903360. Its totient is φ = 1314069815520.

The previous prime is 1972374402319. The next prime is 1972374402419. The reversal of 1972374402393 is 3932044732791.

1972374402393 is a `hidden beast` number, since 1 + 97 + 2 + 3 + 7 + 440 + 23 + 93 = 666.

It is not a de Polignac number, because 1972374402393 - 2¹⁰ = 1972374401369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1972374400393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102809280 + ... + 102828462.

It is an arithmetic number, because the mean of its divisors is an integer number (118784162640).

Almost surely, 2^{1972374402393} is an apocalyptic number.

It is an amenable number.

1972374402393 is a deficient number, since it is larger than the sum of its proper divisors (878445500967).

1972374402393 is a wasteful number, since it uses less digits than its factorization.

1972374402393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25949 (or 25946 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 54.

The spelling of 1972374402393 in words is "one trillion, nine hundred seventy-two billion, three hundred seventy-four million, four hundred two thousand, three hundred ninety-three".