235555677780 has 48 divisors (see below), whose sum is σ = 698353306560. Its totient is φ = 59119856128.

The previous prime is 235555677739. The next prime is 235555677913. The reversal of 235555677780 is 87776555532.

235555677780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 115467450 + ... + 115469489.

It is an arithmetic number, because the mean of its divisors is an integer number (14549027220).

Almost surely, 2^235555677780 is an apocalyptic number.

235555677780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235555677780 is an abundant number, since it is smaller than the sum of its proper divisors (462797628780).

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

235555677780 is a wasteful number, since it uses less digits than its factorization.

235555677780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230936968 (or 230936966 counting only the distinct ones).

The product of its (nonzero) digits is 61740000, while the sum is 60.

The spelling of 235555677780 in words is "two hundred thirty-five billion, five hundred fifty-five million, six hundred seventy-seven thousand, seven hundred eighty".