235149670386 has 24 divisors (see below), whose sum is σ = 511229840940. Its totient is φ = 78115702176.

The previous prime is 235149670381. The next prime is 235149670387. The reversal of 235149670386 is 683076941532.

235149670386 is a `hidden beast` number, since 2 + 3 + 5 + 1 + 496 + 70 + 3 + 86 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 231475492161 + 3674178225 = 481119^2 + 60615^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (235149670381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22288021 + ... + 22298568.

It is a 1-persistent number, because it is pandigital, but 2⋅235149670386 = 470299340772 is not.

Almost surely, 2^235149670386 is an apocalyptic number.

235149670386 is an abundant number, since it is smaller than the sum of its proper divisors (276080170554).

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

235149670386 is a wasteful number, since it uses less digits than its factorization.

235149670386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44586890 (or 44586887 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 235149670386 in words is "two hundred thirty-five billion, one hundred forty-nine million, six hundred seventy thousand, three hundred eighty-six".