31433412430140 has 72 divisors (see below), whose sum is σ = 102383114782032. Its totient is φ = 7184779983360.

The previous prime is 31433412430093. The next prime is 31433412430187. The reversal of 31433412430140 is 4103421433413.

It is an interprime number because it is at equal distance from previous prime (31433412430093) and next prime (31433412430187).

It is a super-3 number, since 3×31433412430140³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5345815501 + ... + 5345821380.

It is an arithmetic number, because the mean of its divisors is an integer number (1421987705306).

Almost surely, 2^{31433412430140} is an apocalyptic number.

31433412430140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

31433412430140 is an abundant number, since it is smaller than the sum of its proper divisors (70949702351892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31433412430140 is a wasteful number, since it uses less digits than its factorization.

31433412430140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10691636907 (or 10691636898 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 31433412430140 its reverse (4103421433413), we get a palindrome (35536833863553).

The spelling of 31433412430140 in words is "thirty-one trillion, four hundred thirty-three billion, four hundred twelve million, four hundred thirty thousand, one hundred forty".