15250563066 has 16 divisors (see below), whose sum is σ = 32106448800. Its totient is φ = 4815967248.

The previous prime is 15250563017. The next prime is 15250563071. The reversal of 15250563066 is 66036505251.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66888321 + ... + 66888548.

It is an arithmetic number, because the mean of its divisors is an integer number (2006653050).

Almost surely, 2^15250563066 is an apocalyptic number.

15250563066 is an abundant number, since it is smaller than the sum of its proper divisors (16855885734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15250563066 is a wasteful number, since it uses less digits than its factorization.

15250563066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133776893.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 15250563066 in words is "fifteen billion, two hundred fifty million, five hundred sixty-three thousand, sixty-six".