15465143650 has 96 divisors (see below), whose sum is σ = 32858182656. Its totient is φ = 5360520000.

The previous prime is 15465143641. The next prime is 15465143653. The reversal of 15465143650 is 5634156451.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (15465143653) 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 47 ways as a sum of consecutive naturals, for example, 3932185 + ... + 3936115.

It is an arithmetic number, because the mean of its divisors is an integer number (342272736).

Almost surely, 2^15465143650 is an apocalyptic number.

15465143650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15465143650 is an abundant number, since it is smaller than the sum of its proper divisors (17393039006).

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

15465143650 is a wasteful number, since it uses less digits than its factorization.

15465143650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288 (or 4283 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 15465143650 in words is "fifteen billion, four hundred sixty-five million, one hundred forty-three thousand, six hundred fifty".