156043420632 has 192 divisors, whose sum is σ = 477301312800. Its totient is φ = 45620305920.

The previous prime is 156043420619. The next prime is 156043420681. The reversal of 156043420632 is 236024340651.

156043420632 is a `hidden beast` number, since 1 + 5 + 604 + 3 + 42 + 0 + 6 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58727848 + ... + 58730504.

Almost surely, 2^156043420632 is an apocalyptic number.

156043420632 is a gapful number since it is divisible by the number (12) 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 156043420632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238650656400).

156043420632 is an abundant number, since it is smaller than the sum of its proper divisors (321257892168).

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

156043420632 is a wasteful number, since it uses less digits than its factorization.

156043420632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266 (or 5259 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

It can be divided in two parts, 156043 and 420632, that added together give a palindrome (576675).

The spelling of 156043420632 in words is "one hundred fifty-six billion, forty-three million, four hundred twenty thousand, six hundred thirty-two".