40026740412500 has 72 divisors (see below), whose sum is σ = 88752247601976. Its totient is φ = 15791371200000.

The previous prime is 40026740412497. The next prime is 40026740412517. The reversal of 40026740412500 is 521404762004.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 37385055806224 + 2641684606276 = 6114332^2 + 1625326^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21019961 + ... + 22844960.

It is an arithmetic number, because the mean of its divisors is an integer number (1232670105583).

Almost surely, 2^{40026740412500} is an apocalyptic number.

It is an amenable number.

40026740412500 is an abundant number, since it is smaller than the sum of its proper divisors (48725507189476).

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

40026740412500 is an equidigital number, since it uses as much as digits as its factorization.

40026740412500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43865023 (or 43865001 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 40026740412500 in words is "forty trillion, twenty-six billion, seven hundred forty million, four hundred twelve thousand, five hundred".