34131542420 has 24 divisors (see below), whose sum is σ = 71743839048. Its totient is φ = 13639740800.

The previous prime is 34131542399. The next prime is 34131542429. The reversal of 34131542420 is 2424513143.

It can be written as a sum of positive squares in 4 ways, for example, as 8294837776 + 25836704644 = 91076^2 + 160738^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34131542429) 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, 783011 + ... + 825450.

It is an arithmetic number, because the mean of its divisors is an integer number (2989326627).

Almost surely, 2^34131542420 is an apocalyptic number.

It is an amenable number.

34131542420 is an abundant number, since it is smaller than the sum of its proper divisors (37612296628).

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

34131542420 is a wasteful number, since it uses less digits than its factorization.

34131542420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609531 (or 1609529 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 34131542420 in words is "thirty-four billion, one hundred thirty-one million, five hundred forty-two thousand, four hundred twenty".