672385552442 has 16 divisors (see below), whose sum is σ = 1052448189120. Its totient is φ = 321570006912.

The previous prime is 672385552427. The next prime is 672385552469. The reversal of 672385552442 is 244255583276.

It is a super-2 number, since 2×672385552442² (a number of 24 digits) contains 22 as substring.

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, 3745898 + ... + 3921290.

It is an arithmetic number, because the mean of its divisors is an integer number (65778011820).

Almost surely, 2^672385552442 is an apocalyptic number.

672385552442 is a deficient number, since it is larger than the sum of its proper divisors (380062636678).

672385552442 is a wasteful number, since it uses less digits than its factorization.

672385552442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258757.

The product of its digits is 16128000, while the sum is 53.

The spelling of 672385552442 in words is "six hundred seventy-two billion, three hundred eighty-five million, five hundred fifty-two thousand, four hundred forty-two".