426512564164542 has 32 divisors (see below), whose sum is σ = 857307508784640. Its totient is φ = 141458115254400.

The previous prime is 426512564164501. The next prime is 426512564164559. The reversal of 426512564164542 is 245461465215624.

It is a congruent number.

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, 122103148 + ... + 125547615.

It is an arithmetic number, because the mean of its divisors is an integer number (26790859649520).

Almost surely, 2^{426512564164542} is an apocalyptic number.

426512564164542 is an abundant number, since it is smaller than the sum of its proper divisors (430794944620098).

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

426512564164542 is a wasteful number, since it uses less digits than its factorization.

426512564164542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247652208.

The product of its digits is 55296000, while the sum is 57.

The spelling of 426512564164542 in words is "four hundred twenty-six trillion, five hundred twelve billion, five hundred sixty-four million, one hundred sixty-four thousand, five hundred forty-two".