74061285474 has 32 divisors (see below), whose sum is σ = 164237256000. Its totient is φ = 22074897600.

The previous prime is 74061285469. The next prime is 74061285491. The reversal of 74061285474 is 47458216047.

It is a super-2 number, since 2×74061285474² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9193849 + ... + 9201900.

It is an arithmetic number, because the mean of its divisors is an integer number (5132414250).

Almost surely, 2^74061285474 is an apocalyptic number.

74061285474 is an abundant number, since it is smaller than the sum of its proper divisors (90175970526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74061285474 is a wasteful number, since it uses less digits than its factorization.

74061285474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18395826.

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 74061285474 in words is "seventy-four billion, sixty-one million, two hundred eighty-five thousand, four hundred seventy-four".