83745104326578 has 32 divisors (see below), whose sum is σ = 187942808401920. Its totient is φ = 27638648290800.

The previous prime is 83745104326577. The next prime is 83745104326579. The reversal of 83745104326578 is 87562340154738.

It is a happy number.

83745104326578 is a `hidden beast` number, since 8 + 3 + 7 + 4 + 5 + 10 + 43 + 2 + 6 + 578 = 666.

It is an interprime number because it is at equal distance from previous prime (83745104326577) and next prime (83745104326579).

It is not an unprimeable number, because it can be changed into a prime (83745104326571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7677396850 + ... + 7677407757.

It is an arithmetic number, because the mean of its divisors is an integer number (5873212762560).

Almost surely, 2^{83745104326578} is an apocalyptic number.

83745104326578 is an abundant number, since it is smaller than the sum of its proper divisors (104197704075342).

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

83745104326578 is a wasteful number, since it uses less digits than its factorization.

83745104326578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15354804719 (or 15354804713 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 63.

The spelling of 83745104326578 in words is "eighty-three trillion, seven hundred forty-five billion, one hundred four million, three hundred twenty-six thousand, five hundred seventy-eight".