15144125145530 has 64 divisors (see below), whose sum is σ = 27699625365120. Its totient is φ = 5960050719744.

The previous prime is 15144125145481. The next prime is 15144125145637. The reversal of 15144125145530 is 3554152144151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3397827062 + ... + 3397831518.

It is an arithmetic number, because the mean of its divisors is an integer number (432806646330).

Almost surely, 2^{15144125145530} is an apocalyptic number.

15144125145530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15144125145530 is a deficient number, since it is larger than the sum of its proper divisors (12555500219590).

15144125145530 is a wasteful number, since it uses less digits than its factorization.

15144125145530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9503.

The product of its (nonzero) digits is 240000, while the sum is 41.

Adding to 15144125145530 its reverse (3554152144151), we get a palindrome (18698277289681).

The spelling of 15144125145530 in words is "fifteen trillion, one hundred forty-four billion, one hundred twenty-five million, one hundred forty-five thousand, five hundred thirty".