15468687340 has 12 divisors (see below), whose sum is σ = 32484243456. Its totient is φ = 6187474928.

The previous prime is 15468687331. The next prime is 15468687349. The reversal of 15468687340 is 4378686451.

It is an interprime number because it is at equal distance from previous prime (15468687331) and next prime (15468687349).

It is not an unprimeable number, because it can be changed into a prime (15468687349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386717164 + ... + 386717203.

It is an arithmetic number, because the mean of its divisors is an integer number (2707020288).

Almost surely, 2^15468687340 is an apocalyptic number.

15468687340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15468687340 is an abundant number, since it is smaller than the sum of its proper divisors (17015556116).

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

15468687340 is a wasteful number, since it uses less digits than its factorization.

15468687340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773434376 (or 773434374 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 15468687340 in words is "fifteen billion, four hundred sixty-eight million, six hundred eighty-seven thousand, three hundred forty".