34342521240 has 32 divisors (see below), whose sum is σ = 103027564080. Its totient is φ = 9158005632.

The previous prime is 34342521121. The next prime is 34342521251. The reversal of 34342521240 is 4212524343.

It is a super-2 number, since 2×34342521240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 34342521198 and 34342521207.

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, 143093719 + ... + 143093958.

Almost surely, 2^34342521240 is an apocalyptic number.

34342521240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34342521240 is an abundant number, since it is smaller than the sum of its proper divisors (68685042840).

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

34342521240 is a wasteful number, since it uses less digits than its factorization.

34342521240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286187691 (or 286187687 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The spelling of 34342521240 in words is "thirty-four billion, three hundred forty-two million, five hundred twenty-one thousand, two hundred forty".