74248605652 has 24 divisors (see below), whose sum is σ = 140305248776. Its totient is φ = 34176705408.

The previous prime is 74248605623. The next prime is 74248605667. The reversal of 74248605652 is 25650684247.

It can be written as a sum of positive squares in 4 ways, for example, as 479872836 + 73768732816 = 21906^2 + 271604^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74248605596 and 74248605605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1894623 + ... + 1933414.

Almost surely, 2^74248605652 is an apocalyptic number.

It is an amenable number.

74248605652 is a deficient number, since it is larger than the sum of its proper divisors (66056643124).

74248605652 is a wasteful number, since it uses less digits than its factorization.

74248605652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828427 (or 3828425 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 74248605652 in words is "seventy-four billion, two hundred forty-eight million, six hundred five thousand, six hundred fifty-two".