10684481940 has 72 divisors (see below), whose sum is σ = 35355928608. Its totient is φ = 2590176960.

The previous prime is 10684481923. The next prime is 10684481989. The reversal of 10684481940 is 4918448601.

10684481940 is a `hidden beast` number, since 1 + 0 + 6 + 84 + 481 + 94 + 0 = 666.

It is a super-2 number, since 2×10684481940² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2696122 + ... + 2700081.

It is an arithmetic number, because the mean of its divisors is an integer number (491054564).

Almost surely, 2^10684481940 is an apocalyptic number.

10684481940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10684481940 is an abundant number, since it is smaller than the sum of its proper divisors (24671446668).

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

10684481940 is a wasteful number, since it uses less digits than its factorization.

10684481940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396229 (or 5396224 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 10684481940 in words is "ten billion, six hundred eighty-four million, four hundred eighty-one thousand, nine hundred forty".