37996538304447 has 40 divisors (see below), whose sum is σ = 58509682995456. Its totient is φ = 24560365717008.

The previous prime is 37996538304433. The next prime is 37996538304457. The reversal of 37996538304447 is 74440383569973.

37996538304447 is a `hidden beast` number, since 3 + 7 + 9 + 9 + 6 + 538 + 3 + 0 + 44 + 47 = 666.

It is not a de Polignac number, because 37996538304447 - 2¹⁴ = 37996538288063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37996538304457) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 46231453 + ... + 47046150.

Almost surely, 2^{37996538304447} is an apocalyptic number.

37996538304447 is a deficient number, since it is larger than the sum of its proper divisors (20513144691009).

37996538304447 is a wasteful number, since it uses less digits than its factorization.

37996538304447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93277769 (or 93277760 counting only the distinct ones).

The product of its (nonzero) digits is 1646023680, while the sum is 72.

The spelling of 37996538304447 in words is "thirty-seven trillion, nine hundred ninety-six billion, five hundred thirty-eight million, three hundred four thousand, four hundred forty-seven".