262850000661 has 24 divisors (see below), whose sum is σ = 383633839680. Its totient is φ = 173413008000.

The previous prime is 262850000629. The next prime is 262850000717. The reversal of 262850000661 is 166000058262.

It is not a de Polignac number, because 262850000661 - 2⁵ = 262850000629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (262850000561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51261 + ... + 726861.

It is an arithmetic number, because the mean of its divisors is an integer number (15984743320).

Almost surely, 2^262850000661 is an apocalyptic number.

It is an amenable number.

262850000661 is a deficient number, since it is larger than the sum of its proper divisors (120783839019).

262850000661 is a wasteful number, since it uses less digits than its factorization.

262850000661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676057 (or 676054 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 262850000661 in words is "two hundred sixty-two billion, eight hundred fifty million, six hundred sixty-one", and thus it is an aban number.