74734437376 has 33 divisors (see below), whose sum is σ = 149413381471. Its totient is φ = 37362844672.

The previous prime is 74734437373. The next prime is 74734437389. The reversal of 74734437376 is 67373443747.

The square root of 74734437376 is 273376.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×74734437376² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74734437373) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8743761 + ... + 8752303.

Almost surely, 2^74734437376 is an apocalyptic number.

74734437376 is the 273376-th square number.

It is an amenable number.

74734437376 is a deficient number, since it is larger than the sum of its proper divisors (74678944095).

74734437376 is an frugal number, since it uses more digits than its factorization.

74734437376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17106 (or 8545 counting only the distinct ones).

The product of its digits is 24893568, while the sum is 55.

The spelling of 74734437376 in words is "seventy-four billion, seven hundred thirty-four million, four hundred thirty-seven thousand, three hundred seventy-six".