235156553225 has 24 divisors (see below), whose sum is σ = 336814612128. Its totient is φ = 160962771200.

The previous prime is 235156553197. The next prime is 235156553251. The reversal of 235156553225 is 522355651532.

It is a happy number.

It is not a de Polignac number, because 235156553225 - 2¹² = 235156549129 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25145759 + ... + 25155108.

It is an arithmetic number, because the mean of its divisors is an integer number (14033942172).

Almost surely, 2^235156553225 is an apocalyptic number.

235156553225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

235156553225 is a deficient number, since it is larger than the sum of its proper divisors (101658058903).

235156553225 is a wasteful number, since it uses less digits than its factorization.

235156553225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50300905 (or 50300900 counting only the distinct ones).

The product of its digits is 1350000, while the sum is 44.

The spelling of 235156553225 in words is "two hundred thirty-five billion, one hundred fifty-six million, five hundred fifty-three thousand, two hundred twenty-five".