1421636604232 has 32 divisors (see below), whose sum is σ = 2870690329080. Its totient is φ = 656122152960.

The previous prime is 1421636604229. The next prime is 1421636604239. The reversal of 1421636604232 is 2324066361241.

It can be written as a sum of positive squares in 4 ways, for example, as 244702366276 + 1176934237956 = 494674^2 + 1084866^2 .

It is not an unprimeable number, because it can be changed into a prime (1421636604239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4146232 + ... + 4475992.

Almost surely, 2^{1421636604232} is an apocalyptic number.

It is an amenable number.

1421636604232 is an abundant number, since it is smaller than the sum of its proper divisors (1449053724848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1421636604232 is a wasteful number, since it uses less digits than its factorization.

1421636604232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371233 (or 371229 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 1421636604232 in words is "one trillion, four hundred twenty-one billion, six hundred thirty-six million, six hundred four thousand, two hundred thirty-two".