156040000340 has 96 divisors (see below), whose sum is σ = 379369267200. Its totient is φ = 52807555584.

The previous prime is 156040000327. The next prime is 156040000357. The reversal of 156040000340 is 43000040651.

It is a happy number.

It is a super-2 number, since 2×156040000340² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3480386 + ... + 3524934.

It is an arithmetic number, because the mean of its divisors is an integer number (3951763200).

Almost surely, 2^156040000340 is an apocalyptic number.

156040000340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156040000340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189684633600).

156040000340 is an abundant number, since it is smaller than the sum of its proper divisors (223329266860).

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

156040000340 is a wasteful number, since it uses less digits than its factorization.

156040000340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44889 (or 44887 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 156040000340 its reverse (43000040651), we get a palindrome (199040040991).

The spelling of 156040000340 in words is "one hundred fifty-six billion, forty million, three hundred forty", and thus it is an aban number.