19425949504324 has 48 divisors (see below), whose sum is σ = 38731383806976. Its totient is φ = 8438851792800.

The previous prime is 19425949504319. The next prime is 19425949504333. The reversal of 19425949504324 is 42340594952491.

It is a super-2 number, since 2×19425949504324² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7011192 + ... + 9381295.

It is an arithmetic number, because the mean of its divisors is an integer number (806903829312).

Almost surely, 2^{19425949504324} is an apocalyptic number.

It is an amenable number.

19425949504324 is a deficient number, since it is larger than the sum of its proper divisors (19305434302652).

19425949504324 is a wasteful number, since it uses less digits than its factorization.

19425949504324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16393696 (or 16393694 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 61.

The spelling of 19425949504324 in words is "nineteen trillion, four hundred twenty-five billion, nine hundred forty-nine million, five hundred four thousand, three hundred twenty-four".