74649599998 has 32 divisors (see below), whose sum is σ = 113416380000. Its totient is φ = 36847854720.

The previous prime is 74649599971. The next prime is 74649600001. The reversal of 74649599998 is 89999594647.

It is a super-2 number, since 2×74649599998² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 44726308 + ... + 44727976.

It is an arithmetic number, because the mean of its divisors is an integer number (3544261875).

Almost surely, 2^74649599998 is an apocalyptic number.

74649599998 is a deficient number, since it is larger than the sum of its proper divisors (38766780002).

74649599998 is a wasteful number, since it uses less digits than its factorization.

74649599998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620.

The product of its digits is 1587237120, while the sum is 79.

The spelling of 74649599998 in words is "seventy-four billion, six hundred forty-nine million, five hundred ninety-nine thousand, nine hundred ninety-eight".