421377773124 has 48 divisors (see below), whose sum is σ = 1225826251776. Its totient is φ = 109448772000.

The previous prime is 421377773119. The next prime is 421377773207.

421377773124 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228017352 + ... + 228019199.

It is an arithmetic number, because the mean of its divisors is an integer number (25538046912).

Almost surely, 2^421377773124 is an apocalyptic number.

421377773124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421377773124 is an abundant number, since it is smaller than the sum of its proper divisors (804448478652).

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

421377773124 is a wasteful number, since it uses less digits than its factorization.

421377773124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456036576 (or 456036574 counting only the distinct ones).

The product of its digits is 1382976, while the sum is 48.

The spelling of 421377773124 in words is "four hundred twenty-one billion, three hundred seventy-seven million, seven hundred seventy-three thousand, one hundred twenty-four".