19466930875 has 32 divisors (see below), whose sum is σ = 28156557312. Its totient is φ = 13160700000.

The previous prime is 19466930839. The next prime is 19466930881. The reversal of 19466930875 is 57803966491.

It is not a de Polignac number, because 19466930875 - 2²³ = 19458542267 is a prime.

It is a super-2 number, since 2×19466930875² (a number of 21 digits) contains 22 as substring.

It is a Duffinian 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, 94551 + ... + 218800.

It is an arithmetic number, because the mean of its divisors is an integer number (879892416).

Almost surely, 2^19466930875 is an apocalyptic number.

19466930875 is a deficient number, since it is larger than the sum of its proper divisors (8689626437).

19466930875 is an equidigital number, since it uses as much as digits as its factorization.

19466930875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313444 (or 313434 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 19466930875 in words is "nineteen billion, four hundred sixty-six million, nine hundred thirty thousand, eight hundred seventy-five".