426403769484 has 96 divisors (see below), whose sum is σ = 1241759748096. Its totient is φ = 110637046080.

The previous prime is 426403769431. The next prime is 426403769501. The reversal of 426403769484 is 484967304624.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 631377 + ... + 1118679.

It is an arithmetic number, because the mean of its divisors is an integer number (12934997376).

Almost surely, 2^426403769484 is an apocalyptic number.

426403769484 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426403769484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620879874048).

426403769484 is an abundant number, since it is smaller than the sum of its proper divisors (815355978612).

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

426403769484 is a wasteful number, since it uses less digits than its factorization.

426403769484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488275 (or 488273 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 57.

The spelling of 426403769484 in words is "four hundred twenty-six billion, four hundred three million, seven hundred sixty-nine thousand, four hundred eighty-four".