74887607422 has 4 divisors (see below), whose sum is σ = 112331411136. Its totient is φ = 37443803710.

The previous prime is 74887607411. The next prime is 74887607423. The reversal of 74887607422 is 22470678847.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74887607423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18721901854 + ... + 18721901857.

It is an arithmetic number, because the mean of its divisors is an integer number (28082852784).

Almost surely, 2^74887607422 is an apocalyptic number.

74887607422 is a deficient number, since it is larger than the sum of its proper divisors (37443803714).

74887607422 is a wasteful number, since it uses less digits than its factorization.

74887607422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37443803713.

The product of its (nonzero) digits is 8429568, while the sum is 55.

The spelling of 74887607422 in words is "seventy-four billion, eight hundred eighty-seven million, six hundred seven thousand, four hundred twenty-two".