235906245993 has 32 divisors (see below), whose sum is σ = 359194189824. Its totient is φ = 136412640000.

The previous prime is 235906245979. The next prime is 235906246033. The reversal of 235906245993 is 399542609532.

It is not a de Polignac number, because 235906245993 - 2⁴ = 235906245977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (235906245593) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1551328 + ... + 1696593.

It is an arithmetic number, because the mean of its divisors is an integer number (11224818432).

Almost surely, 2^235906245993 is an apocalyptic number.

It is an amenable number.

235906245993 is a deficient number, since it is larger than the sum of its proper divisors (123287943831).

235906245993 is a wasteful number, since it uses less digits than its factorization.

235906245993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248037.

The product of its (nonzero) digits is 15746400, while the sum is 57.

The spelling of 235906245993 in words is "two hundred thirty-five billion, nine hundred six million, two hundred forty-five thousand, nine hundred ninety-three".