140587577863777 has 4 divisors (see below), whose sum is σ = 153368266760496. Its totient is φ = 127806888967060.

The previous prime is 140587577863769. The next prime is 140587577863841. The reversal of 140587577863777 is 777368775785041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140587577863777 - 2³ = 140587577863769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140587577863777.

It is not an unprimeable number, because it can be changed into a prime (140587577863177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6390344448343 + ... + 6390344448364.

It is an arithmetic number, because the mean of its divisors is an integer number (38342066690124).

Almost surely, 2^{140587577863777} is an apocalyptic number.

It is an amenable number.

140587577863777 is a deficient number, since it is larger than the sum of its proper divisors (12780688896719).

140587577863777 is a wasteful number, since it uses less digits than its factorization.

140587577863777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12780688896718.

The product of its (nonzero) digits is 13553164800, while the sum is 82.

The spelling of 140587577863777 in words is "one hundred forty trillion, five hundred eighty-seven billion, five hundred seventy-seven million, eight hundred sixty-three thousand, seven hundred seventy-seven".