193619342964 has 24 divisors (see below), whose sum is σ = 451893038688. Its totient is φ = 64523413600.

The previous prime is 193619342951. The next prime is 193619342981. The reversal of 193619342964 is 469243916391.

193619342964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×193619342964² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1996587 + ... + 2091314.

It is an arithmetic number, because the mean of its divisors is an integer number (18828876612).

Almost surely, 2^193619342964 is an apocalyptic number.

It is an amenable number.

193619342964 is an abundant number, since it is smaller than the sum of its proper divisors (258273695724).

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

193619342964 is a wasteful number, since it uses less digits than its factorization.

193619342964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091855 (or 4091853 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 57.

The spelling of 193619342964 in words is "one hundred ninety-three billion, six hundred nineteen million, three hundred forty-two thousand, nine hundred sixty-four".