15463928508 has 96 divisors (see below), whose sum is σ = 43040471040. Its totient is φ = 4229122560.

The previous prime is 15463928507. The next prime is 15463928609. The reversal of 15463928508 is 80582936451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15463928507) 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, 140173 + ... + 224891.

It is an arithmetic number, because the mean of its divisors is an integer number (448338240).

Almost surely, 2^15463928508 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15463928508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21520235520).

15463928508 is an abundant number, since it is smaller than the sum of its proper divisors (27576542532).

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

15463928508 is a wasteful number, since it uses less digits than its factorization.

15463928508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84827 (or 84825 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 15463928508 in words is "fifteen billion, four hundred sixty-three million, nine hundred twenty-eight thousand, five hundred eight".