426746880077 has 16 divisors (see below), whose sum is σ = 489149632512. Its totient is φ = 364704506880.

The previous prime is 426746880037. The next prime is 426746880103. The reversal of 426746880077 is 770088647624.

It is a happy number.

It is not a de Polignac number, because 426746880077 - 2¹² = 426746875981 is a prime.

It is a super-2 number, since 2×426746880077² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426746879998 and 426746880025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426746880017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8384927 + ... + 8435667.

It is an arithmetic number, because the mean of its divisors is an integer number (30571852032).

Almost surely, 2^426746880077 is an apocalyptic number.

It is an amenable number.

426746880077 is a deficient number, since it is larger than the sum of its proper divisors (62402752435).

426746880077 is a wasteful number, since it uses less digits than its factorization.

426746880077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54268.

The product of its (nonzero) digits is 25288704, while the sum is 59.

The spelling of 426746880077 in words is "four hundred twenty-six billion, seven hundred forty-six million, eight hundred eighty thousand, seventy-seven".