19461025080 has 96 divisors (see below), whose sum is σ = 72283816800. Its totient is φ = 4448233728.

The previous prime is 19461025049. The next prime is 19461025091. The reversal of 19461025080 is 8052016491.

19461025080 is a `hidden beast` number, since 1 + 9 + 46 + 102 + 508 + 0 = 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 23 ways as a sum of consecutive naturals, for example, 3858795 + ... + 3863834.

It is an arithmetic number, because the mean of its divisors is an integer number (752956425).

Almost surely, 2^19461025080 is an apocalyptic number.

19461025080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19461025080 is an abundant number, since it is smaller than the sum of its proper divisors (52822791720).

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

19461025080 is a wasteful number, since it uses less digits than its factorization.

19461025080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7722653 (or 7722646 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 19461025080 in words is "nineteen billion, four hundred sixty-one million, twenty-five thousand, eighty".