104502531078 has 64 divisors (see below), whose sum is σ = 253417731840. Its totient is φ = 31657651200.

The previous prime is 104502531073. The next prime is 104502531109. The reversal of 104502531078 is 870135205401.

104502531078 is a `hidden beast` number, since 1 + 0 + 4 + 50 + 2 + 531 + 0 + 78 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104502531073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2028013 + ... + 2078903.

It is an arithmetic number, because the mean of its divisors is an integer number (3959652060).

Almost surely, 2^104502531078 is an apocalyptic number.

104502531078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104502531078 is an abundant number, since it is smaller than the sum of its proper divisors (148915200762).

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

104502531078 is a wasteful number, since it uses less digits than its factorization.

104502531078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54370 (or 54364 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

Adding to 104502531078 its reverse (870135205401), we get a palindrome (974637736479).

The spelling of 104502531078 in words is "one hundred four billion, five hundred two million, five hundred thirty-one thousand, seventy-eight".