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137875669379 = 729672909813
BaseRepresentation
bin1000000001101000000…
…1111100000110000011
3111011212210101200222022
42000122001330012003
54224332132410004
6143201134032055
712650454565400
oct2003201740603
9434783350868
10137875669379
11535222480a8
122287a34862b
1310003735826
14695d44b2a7
1538be4a02be
hex201a07c183

137875669379 has 12 divisors (see below), whose sum is σ = 160551897264. Its totient is φ = 118056892464.

The previous prime is 137875669307. The next prime is 137875669397. The reversal of 137875669379 is 973966578731.

It is not a de Polignac number, because 137875669379 - 28 = 137875669123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137875669079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1407524 + ... + 1502289.

It is an arithmetic number, because the mean of its divisors is an integer number (13379324772).

Almost surely, 2137875669379 is an apocalyptic number.

137875669379 is a deficient number, since it is larger than the sum of its proper divisors (22676227885).

137875669379 is an equidigital number, since it uses as much as digits as its factorization.

137875669379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910794 (or 2910787 counting only the distinct ones).

The product of its digits is 360067680, while the sum is 71.

The spelling of 137875669379 in words is "one hundred thirty-seven billion, eight hundred seventy-five million, six hundred sixty-nine thousand, three hundred seventy-nine".

Divisors: 1 7 49 967 6769 47383 2909813 20368691 142580837 2813789171 19696524197 137875669379