37996538304457 has 2 divisors, whose sum is σ = 37996538304458. Its totient is φ = 37996538304456.

The previous prime is 37996538304433. The next prime is 37996538304467. The reversal of 37996538304457 is 75440383569973.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19218018074896 + 18778520229561 = 4383836^2 + 4333419^2 .

It is a cyclic number.

It is not a de Polignac number, because 37996538304457 - 2³⁹ = 37446782490569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37996538304457.

It is not a weakly prime, because it can be changed into another prime (37996538304467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18998269152228 + 18998269152229.

It is an arithmetic number, because the mean of its divisors is an integer number (18998269152229).

Almost surely, 2^{37996538304457} is an apocalyptic number.

It is an amenable number.

37996538304457 is a deficient number, since it is larger than the sum of its proper divisors (1).

37996538304457 is an equidigital number, since it uses as much as digits as its factorization.

37996538304457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2057529600, while the sum is 73.

The spelling of 37996538304457 in words is "thirty-seven trillion, nine hundred ninety-six billion, five hundred thirty-eight million, three hundred four thousand, four hundred fifty-seven".