1372620512997 has 24 divisors (see below), whose sum is σ = 2116990734144. Its totient is φ = 854938554624.

The previous prime is 1372620512933. The next prime is 1372620513007. The reversal of 1372620512997 is 7992150262731.

1372620512997 is a `hidden beast` number, since 1 + 3 + 7 + 2 + 620 + 5 + 1 + 2 + 9 + 9 + 7 = 666.

It is not a de Polignac number, because 1372620512997 - 2⁶ = 1372620512933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372620512797) 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, 77095948 + ... + 77113749.

It is an arithmetic number, because the mean of its divisors is an integer number (88207947256).

Almost surely, 2^{1372620512997} is an apocalyptic number.

It is an amenable number.

1372620512997 is a deficient number, since it is larger than the sum of its proper divisors (744370221147).

1372620512997 is a wasteful number, since it uses less digits than its factorization.

1372620512997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154209769 (or 154209766 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 1372620512997 in words is "one trillion, three hundred seventy-two billion, six hundred twenty million, five hundred twelve thousand, nine hundred ninety-seven".