426020251164542 has 16 divisors (see below), whose sum is σ = 641205639341280. Its totient is φ = 212285588406528.

The previous prime is 426020251164509. The next prime is 426020251164551. The reversal of 426020251164542 is 245461152020624.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 426020251164493 and 426020251164502.

It is a congruent number.

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, 136039442 + ... + 139135797.

It is an arithmetic number, because the mean of its divisors is an integer number (40075352458830).

Almost surely, 2^{426020251164542} is an apocalyptic number.

426020251164542 is a deficient number, since it is larger than the sum of its proper divisors (215185388176738).

426020251164542 is a wasteful number, since it uses less digits than its factorization.

426020251164542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275177875.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 426020251164542 in words is "four hundred twenty-six trillion, twenty billion, two hundred fifty-one million, one hundred sixty-four thousand, five hundred forty-two".