38356455397672 has 16 divisors (see below), whose sum is σ = 76148845275060. Its totient is φ = 18050096657664.

The previous prime is 38356455397661. The next prime is 38356455397681. The reversal of 38356455397672 is 27679355465383.

It can be written as a sum of positive squares in 2 ways, for example, as 38304537952356 + 51917445316 = 6189066^2 + 227854^2 .

It is a junction number, because it is equal to n+sod(n) for n = 38356455397595 and 38356455397604.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141016380003 + ... + 141016380274.

Almost surely, 2^{38356455397672} is an apocalyptic number.

It is an amenable number.

38356455397672 is a deficient number, since it is larger than the sum of its proper divisors (37792389877388).

38356455397672 is a wasteful number, since it uses less digits than its factorization.

38356455397672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282032760300 (or 282032760296 counting only the distinct ones).

The product of its digits is 3429216000, while the sum is 73.

The spelling of 38356455397672 in words is "thirty-eight trillion, three hundred fifty-six billion, four hundred fifty-five million, three hundred ninety-seven thousand, six hundred seventy-two".