156069396 has 96 divisors (see below), whose sum is σ = 470400000. Its totient is φ = 43822944.

The previous prime is 156069391. The next prime is 156069413. The reversal of 156069396 is 693960651.

156069396 is a `hidden beast` number, since 1 + 5 + 606 + 9 + 39 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156069391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42855 + ... + 46353.

It is an arithmetic number, because the mean of its divisors is an integer number (4900000).

Almost surely, 2^156069396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156069396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235200000).

156069396 is an abundant number, since it is smaller than the sum of its proper divisors (314330604).

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

156069396 is a wasteful number, since it uses less digits than its factorization.

156069396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578 (or 3570 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 45.

The square root of 156069396 is about 12492.7737512532. The cubic root of 156069396 is about 538.4010727561.

The spelling of 156069396 in words is "one hundred fifty-six million, sixty-nine thousand, three hundred ninety-six".