38158021034 has 64 divisors (see below), whose sum is σ = 68133728256. Its totient is φ = 15688499904.

The previous prime is 38158021009. The next prime is 38158021073. The reversal of 38158021034 is 43012085183.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 38158020985 and 38158021003.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16011407 + ... + 16013789.

It is an arithmetic number, because the mean of its divisors is an integer number (1064589504).

Almost surely, 2^38158021034 is an apocalyptic number.

38158021034 is a deficient number, since it is larger than the sum of its proper divisors (29975707222).

38158021034 is a wasteful number, since it uses less digits than its factorization.

38158021034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 38158021034 in words is "thirty-eight billion, one hundred fifty-eight million, twenty-one thousand, thirty-four".