235352263531 has 48 divisors (see below), whose sum is σ = 311355048960. Its totient is φ = 175717080000.

The previous prime is 235352263529. The next prime is 235352263537. The reversal of 235352263531 is 135362253532.

It is not a de Polignac number, because 235352263531 - 2¹ = 235352263529 is a prime.

It is a super-2 number, since 2×235352263531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235352263537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1617880 + ... + 1757338.

It is an arithmetic number, because the mean of its divisors is an integer number (6486563520).

Almost surely, 2^235352263531 is an apocalyptic number.

235352263531 is a deficient number, since it is larger than the sum of its proper divisors (76002785429).

235352263531 is a wasteful number, since it uses less digits than its factorization.

235352263531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139616 (or 139609 counting only the distinct ones).

The product of its digits is 486000, while the sum is 40.

Subtracting from 235352263531 its reverse (135362253532), we obtain a palindrome (99990009999).

The spelling of 235352263531 in words is "two hundred thirty-five billion, three hundred fifty-two million, two hundred sixty-three thousand, five hundred thirty-one".