14526750640 has 40 divisors (see below), whose sum is σ = 33779833488. Its totient is φ = 5809816320.

The previous prime is 14526750607. The next prime is 14526750643. The reversal of 14526750640 is 4605762541.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×14526750640² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 14526750593 and 14526750602.

It is not an unprimeable number, because it can be changed into a prime (14526750643) 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 7 ways as a sum of consecutive naturals, for example, 854059 + ... + 870901.

Almost surely, 2^14526750640 is an apocalyptic number.

14526750640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14526750640 is an abundant number, since it is smaller than the sum of its proper divisors (19253082848).

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

14526750640 is a wasteful number, since it uses less digits than its factorization.

14526750640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27637 (or 27631 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 14526750640 in words is "fourteen billion, five hundred twenty-six million, seven hundred fifty thousand, six hundred forty".