140030534156631 has 8 divisors (see below), whose sum is σ = 188956865368320. Its totient is φ = 92228946191352.

The previous prime is 140030534156627. The next prime is 140030534156663. The reversal of 140030534156631 is 136651435030041.

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

It is not a de Polignac number, because 140030534156631 - 2² = 140030534156627 is a prime.

It is a super-2 number, since 2×140030534156631² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140030534151631) 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, 281185811311 + ... + 281185811808.

It is an arithmetic number, because the mean of its divisors is an integer number (23619608171040).

Almost surely, 2^{140030534156631} is an apocalyptic number.

140030534156631 is a deficient number, since it is larger than the sum of its proper divisors (48926331211689).

140030534156631 is an equidigital number, since it uses as much as digits as its factorization.

140030534156631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562371623205.

The product of its (nonzero) digits is 388800, while the sum is 42.

Adding to 140030534156631 its reverse (136651435030041), we get a palindrome (276681969186672).

The spelling of 140030534156631 in words is "one hundred forty trillion, thirty billion, five hundred thirty-four million, one hundred fifty-six thousand, six hundred thirty-one".