672498291057 has 4 divisors (see below), whose sum is σ = 896664388080. Its totient is φ = 448332194036.

The previous prime is 672498291041. The next prime is 672498291079. The reversal of 672498291057 is 750192894276.

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.

It is a cyclic number.

It is not a de Polignac number, because 672498291057 - 2⁴ = 672498291041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672498291457) 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, 112083048507 + ... + 112083048512.

It is an arithmetic number, because the mean of its divisors is an integer number (224166097020).

Almost surely, 2^672498291057 is an apocalyptic number.

It is an amenable number.

672498291057 is a deficient number, since it is larger than the sum of its proper divisors (224166097023).

672498291057 is a wasteful number, since it uses less digits than its factorization.

672498291057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224166097022.

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 672498291057 in words is "six hundred seventy-two billion, four hundred ninety-eight million, two hundred ninety-one thousand, fifty-seven".