156043420540 has 48 divisors (see below), whose sum is σ = 378712152000. Its totient is φ = 52899466752.

The previous prime is 156043420523. The next prime is 156043420591. The reversal of 156043420540 is 45024340651.

156043420540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 156043420496 and 156043420505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6249315 + ... + 6274234.

It is an arithmetic number, because the mean of its divisors is an integer number (7889836500).

Almost surely, 2^156043420540 is an apocalyptic number.

156043420540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156043420540 is an abundant number, since it is smaller than the sum of its proper divisors (222668731460).

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

156043420540 is a wasteful number, since it uses less digits than its factorization.

156043420540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12523654 (or 12523652 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 156043420540 in words is "one hundred fifty-six billion, forty-three million, four hundred twenty thousand, five hundred forty".