74102464636 has 12 divisors (see below), whose sum is σ = 137307508128. Its totient is φ = 34871748032.

The previous prime is 74102464609. The next prime is 74102464637. The reversal of 74102464636 is 63646420147.

It is a happy number.

It is a super-2 number, since 2×74102464636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74102464592 and 74102464601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74102464637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544870996 + ... + 544871131.

It is an arithmetic number, because the mean of its divisors is an integer number (11442292344).

Almost surely, 2^74102464636 is an apocalyptic number.

It is an amenable number.

74102464636 is a deficient number, since it is larger than the sum of its proper divisors (63205043492).

74102464636 is a wasteful number, since it uses less digits than its factorization.

74102464636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089742148 (or 1089742146 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 74102464636 in words is "seventy-four billion, one hundred two million, four hundred sixty-four thousand, six hundred thirty-six".