426651628765 has 16 divisors (see below), whose sum is σ = 515927203776. Its totient is φ = 338697676800.

The previous prime is 426651628759. The next prime is 426651628771. The reversal of 426651628765 is 567826156624.

It is an interprime number because it is at equal distance from previous prime (426651628759) and next prime (426651628771).

It is not a de Polignac number, because 426651628765 - 2¹⁷ = 426651497693 is a prime.

It is a super-2 number, since 2×426651628765² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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, 114070 + ... + 930760.

It is an arithmetic number, because the mean of its divisors is an integer number (32245450236).

Almost surely, 2^426651628765 is an apocalyptic number.

It is an amenable number.

426651628765 is a deficient number, since it is larger than the sum of its proper divisors (89275575011).

426651628765 is a wasteful number, since it uses less digits than its factorization.

426651628765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817500.

The product of its digits is 29030400, while the sum is 58.

The spelling of 426651628765 in words is "four hundred twenty-six billion, six hundred fifty-one million, six hundred twenty-eight thousand, seven hundred sixty-five".