40244374253520 has 160 divisors (see below), whose sum is σ = 146773600352640. Its totient is φ = 10100548823040.

The previous prime is 40244374253411. The next prime is 40244374253527. The reversal of 40244374253520 is 2535247344204.

It is a happy number.

40244374253520 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 4 + 3 + 74 + 2 + 53 + 520 = 666.

40244374253520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244374253527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 547953126 + ... + 548026565.

It is an arithmetic number, because the mean of its divisors is an integer number (917335002204).

Almost surely, 2^{40244374253520} is an apocalyptic number.

40244374253520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40244374253520 is an abundant number, since it is smaller than the sum of its proper divisors (106529226099120).

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

40244374253520 is a wasteful number, since it uses less digits than its factorization.

40244374253520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095979730 (or 1095979718 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 45.

The spelling of 40244374253520 in words is "forty trillion, two hundred forty-four billion, three hundred seventy-four million, two hundred fifty-three thousand, five hundred twenty".