15089700049 has 2 divisors, whose sum is σ = 15089700050. Its totient is φ = 15089700048.

The previous prime is 15089700037. The next prime is 15089700107. The reversal of 15089700049 is 94000798051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12575379600 + 2514320449 = 112140^2 + 50143^2 .

It is a cyclic number.

It is not a de Polignac number, because 15089700049 - 2²⁵ = 15056145617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15089699978 and 15089700014.

It is not a weakly prime, because it can be changed into another prime (15089700349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7544850024 + 7544850025.

It is an arithmetic number, because the mean of its divisors is an integer number (7544850025).

Almost surely, 2^15089700049 is an apocalyptic number.

It is an amenable number.

15089700049 is a deficient number, since it is larger than the sum of its proper divisors (1).

15089700049 is an equidigital number, since it uses as much as digits as its factorization.

15089700049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 15089700049 in words is "fifteen billion, eighty-nine million, seven hundred thousand, forty-nine".