140695079156431 has 8 divisors (see below), whose sum is σ = 143349915711744. Its totient is φ = 138040250468640.

The previous prime is 140695079156393. The next prime is 140695079156449. The reversal of 140695079156431 is 134651970596041.

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

It is a cyclic number.

It is not a de Polignac number, because 140695079156431 - 2¹⁷ = 140695079025359 is a prime.

It is a super-2 number, since 2×140695079156431² (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 140695079156431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140695079156531) 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, 44315301 + ... + 47383921.

It is an arithmetic number, because the mean of its divisors is an integer number (17918739463968).

Almost surely, 2^{140695079156431} is an apocalyptic number.

140695079156431 is a deficient number, since it is larger than the sum of its proper divisors (2654836555313).

140695079156431 is an equidigital number, since it uses as much as digits as its factorization.

140695079156431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933761.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 140695079156431 in words is "one hundred forty trillion, six hundred ninety-five billion, seventy-nine million, one hundred fifty-six thousand, four hundred thirty-one".