740449836505008 has 80 divisors (see below), whose sum is σ = 2428988881666560. Its totient is φ = 211557096143424.

The previous prime is 740449836505007. The next prime is 740449836505019. The reversal of 740449836505008 is 800505638944047.

740449836505008 is a `hidden beast` number, since 7 + 4 + 0 + 4 + 4 + 98 + 36 + 5 + 0 + 500 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (740449836505007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122428872060 + ... + 122428878107.

It is an arithmetic number, because the mean of its divisors is an integer number (30362361020832).

Almost surely, 2^{740449836505008} is an apocalyptic number.

It is an amenable number.

740449836505008 is an abundant number, since it is smaller than the sum of its proper divisors (1688539045161552).

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

740449836505008 is a wasteful number, since it uses less digits than its factorization.

740449836505008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244857750191 (or 244857750179 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 63.

The spelling of 740449836505008 in words is "seven hundred forty trillion, four hundred forty-nine billion, eight hundred thirty-six million, five hundred five thousand, eight".