74474472263 has 8 divisors (see below), whose sum is σ = 76299811056. Its totient is φ = 72649556800.

The previous prime is 74474472239. The next prime is 74474472283. The reversal of 74474472263 is 36227447447.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74474472263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74474472283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266153 + ... + 468813.

It is an arithmetic number, because the mean of its divisors is an integer number (9537476382).

Almost surely, 2^74474472263 is an apocalyptic number.

74474472263 is a deficient number, since it is larger than the sum of its proper divisors (1825338793).

74474472263 is a wasteful number, since it uses less digits than its factorization.

74474472263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211665.

The product of its digits is 6322176, while the sum is 50.

The spelling of 74474472263 in words is "seventy-four billion, four hundred seventy-four million, four hundred seventy-two thousand, two hundred sixty-three".