74437366741 has 8 divisors (see below), whose sum is σ = 75022944984. Its totient is φ = 73854063360.

The previous prime is 74437366711. The next prime is 74437366763. The reversal of 74437366741 is 14766373447.

It can be written as a sum of positive squares in 4 ways, for example, as 284630641 + 74152736100 = 16871^2 + 272310^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74437366741 - 2⁵ = 74437366709 is a prime.

It is a super-2 number, since 2×74437366741² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74437366711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502986 + ... + 633931.

It is an arithmetic number, because the mean of its divisors is an integer number (9377868123).

Almost surely, 2^74437366741 is an apocalyptic number.

It is an amenable number.

74437366741 is a deficient number, since it is larger than the sum of its proper divisors (585578243).

74437366741 is a wasteful number, since it uses less digits than its factorization.

74437366741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137431.

The product of its digits is 7112448, while the sum is 52.

The spelling of 74437366741 in words is "seventy-four billion, four hundred thirty-seven million, three hundred sixty-six thousand, seven hundred forty-one".