74502227918 has 8 divisors (see below), whose sum is σ = 115606905480. Its totient is φ = 35966592760.

The previous prime is 74502227897. The next prime is 74502227941. The reversal of 74502227918 is 81972220547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×74502227918² (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 3 ways as a sum of consecutive naturals, for example, 642260528 + ... + 642260643.

It is an arithmetic number, because the mean of its divisors is an integer number (14450863185).

Almost surely, 2^74502227918 is an apocalyptic number.

74502227918 is a deficient number, since it is larger than the sum of its proper divisors (41104677562).

74502227918 is a wasteful number, since it uses less digits than its factorization.

74502227918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284521202.

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 74502227918 in words is "seventy-four billion, five hundred two million, two hundred twenty-seven thousand, nine hundred eighteen".