19134596956 has 6 divisors (see below), whose sum is σ = 33485544680. Its totient is φ = 9567298476.

The previous prime is 19134596927. The next prime is 19134596983. The reversal of 19134596956 is 65969543191.

It is a happy number.

It is a super-2 number, since 2×19134596956² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19134596956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2391824616 + ... + 2391824623.

Almost surely, 2^19134596956 is an apocalyptic number.

It is an amenable number.

19134596956 is a deficient number, since it is larger than the sum of its proper divisors (14350947724).

19134596956 is a wasteful number, since it uses less digits than its factorization.

19134596956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783649243 (or 4783649241 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 58.

The spelling of 19134596956 in words is "nineteen billion, one hundred thirty-four million, five hundred ninety-six thousand, nine hundred fifty-six".