19002503640052 has 12 divisors (see below), whose sum is σ = 33255587174656. Its totient is φ = 9500907304440.

The previous prime is 19002503640031. The next prime is 19002503640053. The reversal of 19002503640052 is 25004630520091.

It is a super-2 number, since 2×19002503640052² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19002503639993 and 19002503640020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19002503640053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86004774 + ... + 86225437.

Almost surely, 2^{19002503640052} is an apocalyptic number.

It is an amenable number.

19002503640052 is a deficient number, since it is larger than the sum of its proper divisors (14253083534604).

19002503640052 is a wasteful number, since it uses less digits than its factorization.

19002503640052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172257798 (or 172257796 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 19002503640052 in words is "nineteen trillion, two billion, five hundred three million, six hundred forty thousand, fifty-two".