140556336266645 has 32 divisors (see below), whose sum is σ = 182206144479744. Its totient is φ = 103473152640000.

The previous prime is 140556336266627. The next prime is 140556336266669. The reversal of 140556336266645 is 546662633655041.

It is a happy number.

It is not a de Polignac number, because 140556336266645 - 2²⁸ = 140556067831189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260987645 + ... + 261525645.

It is an arithmetic number, because the mean of its divisors is an integer number (5693942014992).

Almost surely, 2^{140556336266645} is an apocalyptic number.

It is an amenable number.

140556336266645 is a deficient number, since it is larger than the sum of its proper divisors (41649808213099).

140556336266645 is a wasteful number, since it uses less digits than its factorization.

140556336266645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550493.

The product of its (nonzero) digits is 279936000, while the sum is 62.

The spelling of 140556336266645 in words is "one hundred forty trillion, five hundred fifty-six billion, three hundred thirty-six million, two hundred sixty-six thousand, six hundred forty-five".