14975400240 has 120 divisors (see below), whose sum is σ = 52939401840. Its totient is φ = 3783255552.

The previous prime is 14975400227. The next prime is 14975400241. The reversal of 14975400240 is 4200457941.

It is a happy number.

14975400240 is a `hidden beast` number, since 1 + 4 + 9 + 7 + 5 + 400 + 240 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×14975400240² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 14975400195 and 14975400204.

It is not an unprimeable number, because it can be changed into a prime (14975400241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 533667 + ... + 561026.

It is an arithmetic number, because the mean of its divisors is an integer number (441161682).

Almost surely, 2^14975400240 is an apocalyptic number.

14975400240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14975400240 is an abundant number, since it is smaller than the sum of its proper divisors (37964001600).

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

14975400240 is a wasteful number, since it uses less digits than its factorization.

14975400240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094731 (or 1094722 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 14975400240 in words is "fourteen billion, nine hundred seventy-five million, four hundred thousand, two hundred forty".