74772627747 has 32 divisors (see below), whose sum is σ = 103486657344. Its totient is φ = 47983104000.

The previous prime is 74772627703. The next prime is 74772627749.

74772627747 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 74772627747 - 2¹⁴ = 74772611363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74772627749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23956347 + ... + 23959467.

It is an arithmetic number, because the mean of its divisors is an integer number (3233958042).

Almost surely, 2^74772627747 is an apocalyptic number.

74772627747 is a deficient number, since it is larger than the sum of its proper divisors (28714029597).

74772627747 is a wasteful number, since it uses less digits than its factorization.

74772627747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5399.

The product of its digits is 45177216, while the sum is 60.

The spelling of 74772627747 in words is "seventy-four billion, seven hundred seventy-two million, six hundred twenty-seven thousand, seven hundred forty-seven".