34131450040 has 32 divisors (see below), whose sum is σ = 76801581360. Its totient is φ = 13651545600.

The previous prime is 34131450029. The next prime is 34131450053. The reversal of 34131450040 is 4005413143.

It is a junction number, because it is equal to n+sod(n) for n = 34131449987 and 34131450014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716155 + ... + 762325.

Almost surely, 2^34131450040 is an apocalyptic number.

It is an amenable number.

34131450040 is an abundant number, since it is smaller than the sum of its proper divisors (42670131320).

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

34131450040 is a wasteful number, since it uses less digits than its factorization.

34131450040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64663 (or 64659 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 34131450040 its reverse (4005413143), we get a palindrome (38136863183).

The spelling of 34131450040 in words is "thirty-four billion, one hundred thirty-one million, four hundred fifty thousand, forty".