10420337880 has 128 divisors (see below), whose sum is σ = 34822526400. Its totient is φ = 2771712000.

The previous prime is 10420337857. The next prime is 10420337909. The reversal of 10420337880 is 8873302401.

10420337880 is a `hidden beast` number, since 1 + 0 + 4 + 203 + 378 + 80 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 421050 + ... + 445110.

Almost surely, 2^10420337880 is an apocalyptic number.

10420337880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10420337880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17411263200).

10420337880 is an abundant number, since it is smaller than the sum of its proper divisors (24402188520).

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

10420337880 is a wasteful number, since it uses less digits than its factorization.

10420337880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24482 (or 24472 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

10420337880 divided by its sum of digits (36) gives a triangular number (289453830 = T₂₄₀₆₀).

The spelling of 10420337880 in words is "ten billion, four hundred twenty million, three hundred thirty-seven thousand, eight hundred eighty".