15525142270 has 16 divisors (see below), whose sum is σ = 30485734128. Its totient is φ = 5645506240.

The previous prime is 15525142267. The next prime is 15525142277. The reversal of 15525142270 is 7224152551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15525142277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70568719 + ... + 70568938.

It is an arithmetic number, because the mean of its divisors is an integer number (1905358383).

Almost surely, 2^15525142270 is an apocalyptic number.

15525142270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15525142270 is a deficient number, since it is larger than the sum of its proper divisors (14960591858).

15525142270 is a wasteful number, since it uses less digits than its factorization.

15525142270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141137675.

The product of its (nonzero) digits is 28000, while the sum is 34.

The spelling of 15525142270 in words is "fifteen billion, five hundred twenty-five million, one hundred forty-two thousand, two hundred seventy".