137711434781478 has 64 divisors (see below), whose sum is σ = 283785353280000. Its totient is φ = 44525964322560.

The previous prime is 137711434781461. The next prime is 137711434781537. The reversal of 137711434781478 is 874187434117731.

It is a super-2 number, since 2×137711434781478² (a number of 29 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18393898 + ... + 24774146.

It is an arithmetic number, because the mean of its divisors is an integer number (4434146145000).

Almost surely, 2^{137711434781478} is an apocalyptic number.

137711434781478 is an abundant number, since it is smaller than the sum of its proper divisors (146073918498522).

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

137711434781478 is a wasteful number, since it uses less digits than its factorization.

137711434781478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6380877.

The product of its digits is 88510464, while the sum is 66.

The spelling of 137711434781478 in words is "one hundred thirty-seven trillion, seven hundred eleven billion, four hundred thirty-four million, seven hundred eighty-one thousand, four hundred seventy-eight".