14521095640 has 32 divisors (see below), whose sum is σ = 33726418560. Its totient is φ = 5621068800.

The previous prime is 14521095613. The next prime is 14521095647. The reversal of 14521095640 is 4659012541.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 14521095640.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14521095647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5854041 + ... + 5856520.

It is an arithmetic number, because the mean of its divisors is an integer number (1053950580).

Almost surely, 2^14521095640 is an apocalyptic number.

14521095640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14521095640 is an abundant number, since it is smaller than the sum of its proper divisors (19205322920).

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

14521095640 is a wasteful number, since it uses less digits than its factorization.

14521095640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11710603 (or 11710599 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 14521095640 in words is "fourteen billion, five hundred twenty-one million, ninety-five thousand, six hundred forty".