140411172776531 has 4 divisors (see below), whose sum is σ = 140542520928000. Its totient is φ = 140279824625064.

The previous prime is 140411172776519. The next prime is 140411172776549. The reversal of 140411172776531 is 135677271114041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140411172776531 is a prime.

It is a super-2 number, since 2×140411172776531² (a number of 29 digits) contains 22 as substring.

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 140411172776531.

It is not an unprimeable number, because it can be changed into a prime (140411172776131) 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, 65674074131 + ... + 65674076268.

It is an arithmetic number, because the mean of its divisors is an integer number (35135630232000).

Almost surely, 2^{140411172776531} is an apocalyptic number.

140411172776531 is a deficient number, since it is larger than the sum of its proper divisors (131348151469).

140411172776531 is a wasteful number, since it uses less digits than its factorization.

140411172776531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131348151468.

The product of its (nonzero) digits is 987840, while the sum is 50.

The spelling of 140411172776531 in words is "one hundred forty trillion, four hundred eleven billion, one hundred seventy-two million, seven hundred seventy-six thousand, five hundred thirty-one".