38462839272 has 192 divisors, whose sum is σ = 123573340800. Its totient is φ = 10654087680.

The previous prime is 38462839267. The next prime is 38462839279. The reversal of 38462839272 is 27293826483.

38462839272 is a `hidden beast` number, since 3 + 8 + 4 + 628 + 3 + 9 + 2 + 7 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (38462839279) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1042354 + ... + 1078622.

It is an arithmetic number, because the mean of its divisors is an integer number (643611150).

Almost surely, 2^38462839272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38462839272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61786670400).

38462839272 is an abundant number, since it is smaller than the sum of its proper divisors (85110501528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38462839272 is a wasteful number, since it uses less digits than its factorization.

38462839272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36408 (or 36401 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The spelling of 38462839272 in words is "thirty-eight billion, four hundred sixty-two million, eight hundred thirty-nine thousand, two hundred seventy-two".