42672305522 has 90 divisors (see below), whose sum is σ = 82381575087. Its totient is φ = 16564224600.

The previous prime is 42672305497. The next prime is 42672305539. The reversal of 42672305522 is 22550327624.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21336152761 + 21336152761 = 146069^2 + 146069^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=146069.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 157462247 + ... + 157462517.

Almost surely, 2^42672305522 is an apocalyptic number.

42672305522 is a deficient number, since it is larger than the sum of its proper divisors (39709269565).

42672305522 is an frugal number, since it uses more digits than its factorization.

42672305522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 42672305522 in words is "forty-two billion, six hundred seventy-two million, three hundred five thousand, five hundred twenty-two".