3499959989124 has 27 divisors (see below), whose sum is σ = 8847149457783. Its totient is φ = 1166649588072.

The previous prime is 3499959989111. The next prime is 3499959989153. The reversal of 3499959989124 is 4219899599943.

The square root of 3499959989124 is 1870818.

It is a perfect power (a square), and thus also a powerful number.

3499959989124 is a `hidden beast` number, since 3 + 4 + 9 + 9 + 9 + 599 + 8 + 9 + 12 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11069007 + ... + 11380809.

Almost surely, 2^{3499959989124} is an apocalyptic number.

3499959989124 is the 1870818-th square number.

It is an amenable number.

3499959989124 is an abundant number, since it is smaller than the sum of its proper divisors (5347189468659).

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

3499959989124 is an frugal number, since it uses more digits than its factorization.

3499959989124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623616 (or 311808 counting only the distinct ones).

The product of its digits is 2040733440, while the sum is 81.

Multiplying 3499959989124 by its sum of digits (81), we get a square (283496759119044 = 16837362²).

The spelling of 3499959989124 in words is "three trillion, four hundred ninety-nine billion, nine hundred fifty-nine million, nine hundred eighty-nine thousand, one hundred twenty-four".