156435242530 has 48 divisors (see below), whose sum is σ = 346824275256. Its totient is φ = 50479941120.

The previous prime is 156435242477. The next prime is 156435242533. The reversal of 156435242530 is 35242534651.

It can be written as a sum of positive squares in 4 ways, for example, as 127284119361 + 29151123169 = 356769^2 + 170737^2 .

It is not an unprimeable number, because it can be changed into a prime (156435242533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9381541 + ... + 9398200.

Almost surely, 2^156435242530 is an apocalyptic number.

156435242530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

156435242530 is an abundant number, since it is smaller than the sum of its proper divisors (190389032726).

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

156435242530 is a wasteful number, since it uses less digits than its factorization.

156435242530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18779779 (or 18779772 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 156435242530 in words is "one hundred fifty-six billion, four hundred thirty-five million, two hundred forty-two thousand, five hundred thirty".