610999426801 has 32 divisors (see below), whose sum is σ = 656444321280. Its totient is φ = 566692761600.

The previous prime is 610999426729. The next prime is 610999426813. The reversal of 610999426801 is 108624999016.

It is a cyclic number.

It is not a de Polignac number, because 610999426801 - 2³⁵ = 576639688433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (610999426841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162454761 + ... + 162458521.

It is an arithmetic number, because the mean of its divisors is an integer number (20513885040).

Almost surely, 2^610999426801 is an apocalyptic number.

It is an amenable number.

610999426801 is a deficient number, since it is larger than the sum of its proper divisors (45444894479).

610999426801 is a wasteful number, since it uses less digits than its factorization.

610999426801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4425.

The product of its (nonzero) digits is 1679616, while the sum is 55.

The spelling of 610999426801 in words is "six hundred ten billion, nine hundred ninety-nine million, four hundred twenty-six thousand, eight hundred one".