74007040737040 has 80 divisors (see below), whose sum is σ = 172155475844352. Its totient is φ = 29587490422272.

The previous prime is 74007040737001. The next prime is 74007040737053. The reversal of 74007040737040 is 4073704070047.

It is a tau number, because it is divible by the number of its divisors (80).

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, 1279329397 + ... + 1279387243.

Almost surely, 2^{74007040737040} is an apocalyptic number.

It is an amenable number.

74007040737040 is an abundant number, since it is smaller than the sum of its proper divisors (98148435107312).

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

74007040737040 is a wasteful number, since it uses less digits than its factorization.

74007040737040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65864 (or 65858 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 43.

The spelling of 74007040737040 in words is "seventy-four trillion, seven billion, forty million, seven hundred thirty-seven thousand, forty".