421078632092 has 24 divisors (see below), whose sum is σ = 775697282640. Its totient is φ = 199451583360.

The previous prime is 421078632043. The next prime is 421078632097. The reversal of 421078632092 is 290236870124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421078632097) 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, 2741888 + ... + 2891384.

It is an arithmetic number, because the mean of its divisors is an integer number (32320720110).

Almost surely, 2^421078632092 is an apocalyptic number.

It is an amenable number.

421078632092 is a deficient number, since it is larger than the sum of its proper divisors (354618650548).

421078632092 is a wasteful number, since it uses less digits than its factorization.

421078632092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186581 (or 186579 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 421078632092 in words is "four hundred twenty-one billion, seventy-eight million, six hundred thirty-two thousand, ninety-two".