40120274111544 has 96 divisors (see below), whose sum is σ = 118642730169600. Its totient is φ = 12146832498240.

The previous prime is 40120274111527. The next prime is 40120274111557. The reversal of 40120274111544 is 44511147202104.

40120274111544 is a `hidden beast` number, since 40 + 1 + 2 + 0 + 2 + 74 + 1 + 1 + 1 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 40120274111499 and 40120274111508.

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, 21664864 + ... + 23443695.

It is an arithmetic number, because the mean of its divisors is an integer number (1235861772600).

Almost surely, 2^{40120274111544} is an apocalyptic number.

40120274111544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40120274111544 is an abundant number, since it is smaller than the sum of its proper divisors (78522456058056).

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

40120274111544 is a wasteful number, since it uses less digits than its factorization.

40120274111544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45109705 (or 45109698 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The spelling of 40120274111544 in words is "forty trillion, one hundred twenty billion, two hundred seventy-four million, one hundred eleven thousand, five hundred forty-four".