2139496551208 has 16 divisors (see below), whose sum is σ = 4011689746080. Its totient is φ = 1069712618928.

The previous prime is 2139496551187. The next prime is 2139496551323. The reversal of 2139496551208 is 8021556949312.

It is a super-3 number, since 3×2139496551208³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4201210 + ... + 4682857.

It is an arithmetic number, because the mean of its divisors is an integer number (250730609130).

Almost surely, 2^{2139496551208} is an apocalyptic number.

It is an amenable number.

2139496551208 is a deficient number, since it is larger than the sum of its proper divisors (1872193194872).

2139496551208 is a wasteful number, since it uses less digits than its factorization.

2139496551208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8914176 (or 8914172 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 2139496551208 in words is "two trillion, one hundred thirty-nine billion, four hundred ninety-six million, five hundred fifty-one thousand, two hundred eight".