37405679573 has 4 divisors (see below), whose sum is σ = 37621897548. Its totient is φ = 37189461600.

The previous prime is 37405679543. The next prime is 37405679587. The reversal of 37405679573 is 37597650473.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37597650473 = 2333 ⋅16115581.

It can be written as a sum of positive squares in 2 ways, for example, as 18133854244 + 19271825329 = 134662^2 + 138823^2 .

It is a cyclic number.

It is not a de Polignac number, because 37405679573 - 2²⁰ = 37404630997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37405679543) 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, 108108728 + ... + 108109073.

It is an arithmetic number, because the mean of its divisors is an integer number (9405474387).

Almost surely, 2^37405679573 is an apocalyptic number.

It is an amenable number.

37405679573 is a deficient number, since it is larger than the sum of its proper divisors (216217975).

37405679573 is a wasteful number, since it uses less digits than its factorization.

37405679573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216217974.

The product of its (nonzero) digits is 16669800, while the sum is 56.

The spelling of 37405679573 in words is "thirty-seven billion, four hundred five million, six hundred seventy-nine thousand, five hundred seventy-three".