15146745117 has 32 divisors (see below), whose sum is σ = 23498615040. Its totient is φ = 8499064320.

The previous prime is 15146745091. The next prime is 15146745127. The reversal of 15146745117 is 71154764151.

It is not a de Polignac number, because 15146745117 - 2⁷ = 15146744989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15146745127) by changing a digit.

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, 775609 + ... + 794897.

It is an arithmetic number, because the mean of its divisors is an integer number (734331720).

Almost surely, 2^15146745117 is an apocalyptic number.

It is an amenable number.

15146745117 is a deficient number, since it is larger than the sum of its proper divisors (8351869923).

15146745117 is a wasteful number, since it uses less digits than its factorization.

15146745117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19973.

The product of its digits is 117600, while the sum is 42.

The spelling of 15146745117 in words is "fifteen billion, one hundred forty-six million, seven hundred forty-five thousand, one hundred seventeen".