15373190489 has 2 divisors, whose sum is σ = 15373190490. Its totient is φ = 15373190488.

The previous prime is 15373190479. The next prime is 15373190543. The reversal of 15373190489 is 98409137351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15345015625 + 28174864 = 123875^2 + 5308^2 .

It is a cyclic number.

It is not a de Polignac number, because 15373190489 - 2¹² = 15373186393 is a prime.

It is a super-2 number, since 2×15373190489² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15373190419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7686595244 + 7686595245.

It is an arithmetic number, because the mean of its divisors is an integer number (7686595245).

Almost surely, 2^15373190489 is an apocalyptic number.

It is an amenable number.

15373190489 is a deficient number, since it is larger than the sum of its proper divisors (1).

15373190489 is an equidigital number, since it uses as much as digits as its factorization.

15373190489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 15373190489 in words is "fifteen billion, three hundred seventy-three million, one hundred ninety thousand, four hundred eighty-nine".