426153357261 has 6 divisors (see below), whose sum is σ = 615554849390. Its totient is φ = 284102238168.

The previous prime is 426153357247. The next prime is 426153357319. The reversal of 426153357261 is 162753351624.

426153357261 is a `hidden beast` number, since 4 + 2 + 6 + 1 + 533 + 57 + 2 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 227142794025 + 199010563236 = 476595^2 + 446106^2 .

It is not a de Polignac number, because 426153357261 - 2²¹ = 426151260109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426153355261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23675186506 + ... + 23675186523.

Almost surely, 2^426153357261 is an apocalyptic number.

It is an amenable number.

426153357261 is a deficient number, since it is larger than the sum of its proper divisors (189401492129).

426153357261 is a wasteful number, since it uses less digits than its factorization.

426153357261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47350373035 (or 47350373032 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 426153357261 in words is "four hundred twenty-six billion, one hundred fifty-three million, three hundred fifty-seven thousand, two hundred sixty-one".