40412504120 has 64 divisors (see below), whose sum is σ = 93058308000. Its totient is φ = 15790686208.

The previous prime is 40412504113. The next prime is 40412504137. The reversal of 40412504120 is 2140521404.

It is a congruent number.

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, 227096 + ... + 363864.

Almost surely, 2^40412504120 is an apocalyptic number.

40412504120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40412504120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46529154000).

40412504120 is an abundant number, since it is smaller than the sum of its proper divisors (52645803880).

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

40412504120 is a wasteful number, since it uses less digits than its factorization.

40412504120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136952 (or 136948 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The spelling of 40412504120 in words is "forty billion, four hundred twelve million, five hundred four thousand, one hundred twenty".