140625066352256 has 64 divisors (see below), whose sum is σ = 289689842722560. Its totient is φ = 67926457958400.

The previous prime is 140625066352229. The next prime is 140625066352271. The reversal of 140625066352256 is 652253660526041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 140625066352198 and 140625066352207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28420850 + ... + 32999921.

It is an arithmetic number, because the mean of its divisors is an integer number (4526403792540).

Almost surely, 2^{140625066352256} is an apocalyptic number.

140625066352256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140625066352256 is an abundant number, since it is smaller than the sum of its proper divisors (149064776370304).

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

140625066352256 is an equidigital number, since it uses as much as digits as its factorization.

140625066352256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61421393 (or 61421381 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 140625066352256 in words is "one hundred forty trillion, six hundred twenty-five billion, sixty-six million, three hundred fifty-two thousand, two hundred fifty-six".