428931337026 has 16 divisors (see below), whose sum is σ = 857987754624. Its totient is φ = 142956265584.

The previous prime is 428931337001. The next prime is 428931337061. The reversal of 428931337026 is 620733139824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5167081 + ... + 5249436.

It is an arithmetic number, because the mean of its divisors is an integer number (53624234664).

Almost surely, 2^428931337026 is an apocalyptic number.

428931337026 is an abundant number, since it is smaller than the sum of its proper divisors (429056417598).

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

428931337026 is a wasteful number, since it uses less digits than its factorization.

428931337026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10423385.

The product of its (nonzero) digits is 1306368, while the sum is 48.

The spelling of 428931337026 in words is "four hundred twenty-eight billion, nine hundred thirty-one million, three hundred thirty-seven thousand, twenty-six".