15130221660045 has 24 divisors (see below), whose sum is σ = 26227229683200. Its totient is φ = 8068986278496.

The previous prime is 15130221660019. The next prime is 15130221660053. The reversal of 15130221660045 is 54006612203151.

15130221660045 is a `hidden beast` number, since 1 + 5 + 1 + 3 + 0 + 2 + 2 + 1 + 6 + 600 + 45 = 666.

It is not a de Polignac number, because 15130221660045 - 2⁵ = 15130221660013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15130221659991 and 15130221660009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8903365 + ... + 10465674.

It is an arithmetic number, because the mean of its divisors is an integer number (1092801236800).

Almost surely, 2^{15130221660045} is an apocalyptic number.

15130221660045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15130221660045 is a deficient number, since it is larger than the sum of its proper divisors (11097008023155).

15130221660045 is a wasteful number, since it uses less digits than its factorization.

15130221660045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19386409 (or 19386406 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 15130221660045 its reverse (54006612203151), we get a palindrome (69136833863196).

The spelling of 15130221660045 in words is "fifteen trillion, one hundred thirty billion, two hundred twenty-one million, six hundred sixty thousand, forty-five".