74627377049 has 4 divisors (see below), whose sum is σ = 74637389520. Its totient is φ = 74617364580.

The previous prime is 74627377039. The next prime is 74627377063. The reversal of 74627377049 is 94077372647.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 94077372647 = 433 ⋅217268759.

It is a cyclic number.

It is not a de Polignac number, because 74627377049 - 2²⁸ = 74358941593 is a prime.

It is a super-2 number, since 2×74627377049² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74627376985 and 74627377003.

It is not an unprimeable number, because it can be changed into a prime (74627377039) 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, 4995047 + ... + 5009964.

It is an arithmetic number, because the mean of its divisors is an integer number (18659347380).

Almost surely, 2^74627377049 is an apocalyptic number.

It is an amenable number.

74627377049 is a deficient number, since it is larger than the sum of its proper divisors (10012471).

74627377049 is a wasteful number, since it uses less digits than its factorization.

74627377049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10012470.

The product of its (nonzero) digits is 12446784, while the sum is 56.

The spelling of 74627377049 in words is "seventy-four billion, six hundred twenty-seven million, three hundred seventy-seven thousand, forty-nine".