74945151000556 has 12 divisors (see below), whose sum is σ = 133304080058800. Its totient is φ = 36858270983760.

The previous prime is 74945151000539. The next prime is 74945151000637. The reversal of 74945151000556 is 65500015154947.

It is a super-2 number, since 2×74945151000556² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 153576128856 + ... + 153576129343.

Almost surely, 2^{74945151000556} is an apocalyptic number.

It is an amenable number.

74945151000556 is a deficient number, since it is larger than the sum of its proper divisors (58358929058244).

74945151000556 is a wasteful number, since it uses less digits than its factorization.

74945151000556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307152258264 (or 307152258262 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 52.

The spelling of 74945151000556 in words is "seventy-four trillion, nine hundred forty-five billion, one hundred fifty-one million, five hundred fifty-six", and thus it is an aban number.