374670015190021 has 2 divisors, whose sum is σ = 374670015190022. Its totient is φ = 374670015190020.

The previous prime is 374670015189983. The next prime is 374670015190027. The reversal of 374670015190021 is 120091510076473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323057845916100 + 51612169273921 = 17973810^2 + 7184161^2 .

It is a cyclic number.

It is not a de Polignac number, because 374670015190021 - 2²⁵ = 374669981635589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374670015190027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187335007595010 + 187335007595011.

It is an arithmetic number, because the mean of its divisors is an integer number (187335007595011).

Almost surely, 2^{374670015190021} is an apocalyptic number.

It is an amenable number.

374670015190021 is a deficient number, since it is larger than the sum of its proper divisors (1).

374670015190021 is an equidigital number, since it uses as much as digits as its factorization.

374670015190021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 46.

The spelling of 374670015190021 in words is "three hundred seventy-four trillion, six hundred seventy billion, fifteen million, one hundred ninety thousand, twenty-one".