426140366552 has 16 divisors (see below), whose sum is σ = 833752891440. Its totient is φ = 203806262176.

The previous prime is 426140366537. The next prime is 426140366563. The reversal of 426140366552 is 255663041624.

It is a happy number.

It is a super-2 number, since 2×426140366552² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157989943 + ... + 1157990310.

It is an arithmetic number, because the mean of its divisors is an integer number (52109555715).

Almost surely, 2^426140366552 is an apocalyptic number.

It is an amenable number.

426140366552 is a deficient number, since it is larger than the sum of its proper divisors (407612524888).

426140366552 is a wasteful number, since it uses less digits than its factorization.

426140366552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315980282 (or 2315980278 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 426140366552 in words is "four hundred twenty-six billion, one hundred forty million, three hundred sixty-six thousand, five hundred fifty-two".