140054968957 has 8 divisors (see below), whose sum is σ = 142157205792. Its totient is φ = 137953081200.

The previous prime is 140054968931. The next prime is 140054968969. The reversal of 140054968957 is 759869450041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140054968957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140054968997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786282 + ... + 947812.

It is an arithmetic number, because the mean of its divisors is an integer number (17769650724).

Almost surely, 2^140054968957 is an apocalyptic number.

It is an amenable number.

140054968957 is a deficient number, since it is larger than the sum of its proper divisors (2102236835).

140054968957 is a wasteful number, since it uses less digits than its factorization.

140054968957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174539.

The product of its (nonzero) digits is 10886400, while the sum is 58.

It can be divided in two parts, 140054 and 968957, that added together give a palindrome (1109011).

The spelling of 140054968957 in words is "one hundred forty billion, fifty-four million, nine hundred sixty-eight thousand, nine hundred fifty-seven".