920041260660 has 36 divisors (see below), whose sum is σ = 2790791824548. Its totient is φ = 245344336128.

The previous prime is 920041260659. The next prime is 920041260661. The reversal of 920041260660 is 66062140029.

920041260660 is a `hidden beast` number, since 9 + 2 + 0 + 0 + 41 + 2 + 606 + 6 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (920041260659) and next prime (920041260661).

It can be written as a sum of positive squares in 2 ways, for example, as 93291150096 + 826750110564 = 305436^2 + 909258^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920041260661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2555669989 + ... + 2555670348.

Almost surely, 2^920041260660 is an apocalyptic number.

920041260660 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

920041260660 is an abundant number, since it is smaller than the sum of its proper divisors (1870750563888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

920041260660 is a wasteful number, since it uses less digits than its factorization.

920041260660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111340352 (or 5111340347 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 920041260660 in words is "nine hundred twenty billion, forty-one million, two hundred sixty thousand, six hundred sixty".