38155394034 has 16 divisors (see below), whose sum is σ = 84789764640. Its totient is φ = 12718464660.

The previous prime is 38155394033. The next prime is 38155394119. The reversal of 38155394034 is 43049355183.

38155394034 is a `hidden beast` number, since 3 + 8 + 1 + 553 + 94 + 0 + 3 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (38155394033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353290632 + ... + 353290739.

It is an arithmetic number, because the mean of its divisors is an integer number (5299360290).

Almost surely, 2^38155394034 is an apocalyptic number.

38155394034 is an abundant number, since it is smaller than the sum of its proper divisors (46634370606).

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

38155394034 is a wasteful number, since it uses less digits than its factorization.

38155394034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706581382 (or 706581376 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 38155394034 in words is "thirty-eight billion, one hundred fifty-five million, three hundred ninety-four thousand, thirty-four".