34723142256 has 80 divisors (see below), whose sum is σ = 97887270528. Its totient is φ = 10518816000.

The previous prime is 34723142249. The next prime is 34723142261. The reversal of 34723142256 is 65224132743.

It is a super-3 number, since 3×34723142256³ (a number of 33 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 15 ways as a sum of consecutive naturals, for example, 2024790 + ... + 2041866.

Almost surely, 2^34723142256 is an apocalyptic number.

It is an amenable number.

34723142256 is an abundant number, since it is smaller than the sum of its proper divisors (63164128272).

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

34723142256 is a wasteful number, since it uses less digits than its factorization.

34723142256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20950 (or 20944 counting only the distinct ones).

The product of its digits is 241920, while the sum is 39.

Adding to 34723142256 its reverse (65224132743), we get a palindrome (99947274999).

The spelling of 34723142256 in words is "thirty-four billion, seven hundred twenty-three million, one hundred forty-two thousand, two hundred fifty-six".