101634012040 has 64 divisors (see below), whose sum is σ = 252037215360. Its totient is φ = 36576798720.

The previous prime is 101634012031. The next prime is 101634012079. The reversal of 101634012040 is 40210436101.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1147972 + ... + 1233331.

It is an arithmetic number, because the mean of its divisors is an integer number (3938081490).

Almost surely, 2^101634012040 is an apocalyptic number.

101634012040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101634012040 is an abundant number, since it is smaller than the sum of its proper divisors (150403203320).

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

101634012040 is a wasteful number, since it uses less digits than its factorization.

101634012040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381422 (or 2381418 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 101634012040 its reverse (40210436101), we get a palindrome (141844448141).

The spelling of 101634012040 in words is "one hundred one billion, six hundred thirty-four million, twelve thousand, forty".