74480334137 has 16 divisors (see below), whose sum is σ = 81494138880. Its totient is φ = 67507270800.

The previous prime is 74480334101. The next prime is 74480334157. The reversal of 74480334137 is 73143308447.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74480334137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74480334157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6480398 + ... + 6491880.

It is an arithmetic number, because the mean of its divisors is an integer number (5093383680).

Almost surely, 2^74480334137 is an apocalyptic number.

It is an amenable number.

74480334137 is a deficient number, since it is larger than the sum of its proper divisors (7013804743).

74480334137 is a wasteful number, since it uses less digits than its factorization.

74480334137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13204.

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 74480334137 in words is "seventy-four billion, four hundred eighty million, three hundred thirty-four thousand, one hundred thirty-seven".