38672172053 has 2 divisors, whose sum is σ = 38672172054. Its totient is φ = 38672172052.

The previous prime is 38672172041. The next prime is 38672172061. The reversal of 38672172053 is 35027127683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33243134929 + 5429037124 = 182327^2 + 73682^2 .

It is a cyclic number.

It is not a de Polignac number, because 38672172053 - 2²² = 38667977749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38672171995 and 38672172013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38672172073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19336086026 + 19336086027.

It is an arithmetic number, because the mean of its divisors is an integer number (19336086027).

Almost surely, 2^38672172053 is an apocalyptic number.

It is an amenable number.

38672172053 is a deficient number, since it is larger than the sum of its proper divisors (1).

38672172053 is an equidigital number, since it uses as much as digits as its factorization.

38672172053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 38672172053 in words is "thirty-eight billion, six hundred seventy-two million, one hundred seventy-two thousand, fifty-three".