74455642682 has 16 divisors (see below), whose sum is σ = 114448165920. Its totient is φ = 36308790672.

The previous prime is 74455642673. The next prime is 74455642693. The reversal of 74455642682 is 28624655447.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575057 + ... + 692532.

It is an arithmetic number, because the mean of its divisors is an integer number (7153010370).

Almost surely, 2^74455642682 is an apocalyptic number.

74455642682 is a deficient number, since it is larger than the sum of its proper divisors (39992523238).

74455642682 is a wasteful number, since it uses less digits than its factorization.

74455642682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268317.

The product of its digits is 12902400, while the sum is 53.

The spelling of 74455642682 in words is "seventy-four billion, four hundred fifty-five million, six hundred forty-two thousand, six hundred eighty-two".