38700937947772 has 6 divisors (see below), whose sum is σ = 67726641408608. Its totient is φ = 19350468973884.

The previous prime is 38700937947733. The next prime is 38700937947779. The reversal of 38700937947772 is 27774973900783.

It is a junction number, because it is equal to n+sod(n) for n = 38700937947695 and 38700937947704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38700937947779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4837617243468 + ... + 4837617243475.

Almost surely, 2^{38700937947772} is an apocalyptic number.

It is an amenable number.

38700937947772 is a deficient number, since it is larger than the sum of its proper divisors (29025703460836).

38700937947772 is a wasteful number, since it uses less digits than its factorization.

38700937947772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9675234486947 (or 9675234486945 counting only the distinct ones).

The product of its (nonzero) digits is 784147392, while the sum is 73.

The spelling of 38700937947772 in words is "thirty-eight trillion, seven hundred billion, nine hundred thirty-seven million, nine hundred forty-seven thousand, seven hundred seventy-two".