235145066156 has 144 divisors (see below), whose sum is σ = 569099478528. Its totient is φ = 82504281600.

The previous prime is 235145066137. The next prime is 235145066161. The reversal of 235145066156 is 651660541532.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 2079041 + ... + 2189223.

It is an arithmetic number, because the mean of its divisors is an integer number (3952079712).

Almost surely, 2^235145066156 is an apocalyptic number.

235145066156 is a gapful number since it is divisible by the number (26) 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 235145066156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284549739264).

235145066156 is an abundant number, since it is smaller than the sum of its proper divisors (333954412372).

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

235145066156 is a wasteful number, since it uses less digits than its factorization.

235145066156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110272 (or 110257 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 235145066156 in words is "two hundred thirty-five billion, one hundred forty-five million, sixty-six thousand, one hundred fifty-six".