19283421157652 has 6 divisors (see below), whose sum is σ = 33745987025898. Its totient is φ = 9641710578824.

The previous prime is 19283421157633. The next prime is 19283421157681. The reversal of 19283421157652 is 25675112438291.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15786206990596 + 3497214167056 = 3973186^2 + 1870084^2 .

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, 2410427644703 + ... + 2410427644710.

It is an arithmetic number, because the mean of its divisors is an integer number (5624331170983).

Almost surely, 2^{19283421157652} is an apocalyptic number.

It is an amenable number.

19283421157652 is a deficient number, since it is larger than the sum of its proper divisors (14462565868246).

19283421157652 is a wasteful number, since it uses less digits than its factorization.

19283421157652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820855289417 (or 4820855289415 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 56.

The spelling of 19283421157652 in words is "nineteen trillion, two hundred eighty-three billion, four hundred twenty-one million, one hundred fifty-seven thousand, six hundred fifty-two".