15850940034 has 16 divisors (see below), whose sum is σ = 31703127840. Its totient is φ = 5283438720.

The previous prime is 15850939991. The next prime is 15850940051. The reversal of 15850940034 is 43004905851.

It is a super-2 number, since 2×15850940034² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15850939974 and 15850940001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235122 + ... + 294930.

It is an arithmetic number, because the mean of its divisors is an integer number (1981445490).

Almost surely, 2^15850940034 is an apocalyptic number.

15850940034 is an abundant number, since it is smaller than the sum of its proper divisors (15852187806).

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

15850940034 is a wasteful number, since it uses less digits than its factorization.

15850940034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103985.

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 15850940034 in words is "fifteen billion, eight hundred fifty million, nine hundred forty thousand, thirty-four".