231268527284 has 12 divisors (see below), whose sum is σ = 405787788000. Its totient is φ = 115329159288.

The previous prime is 231268527277. The next prime is 231268527341. The reversal of 231268527284 is 482725862132.

It is a happy number.

It is a super-2 number, since 2×231268527284² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76274384 + ... + 76277415.

It is an arithmetic number, because the mean of its divisors is an integer number (33815649000).

Almost surely, 2^231268527284 is an apocalyptic number.

It is an amenable number.

231268527284 is a deficient number, since it is larger than the sum of its proper divisors (174519260716).

231268527284 is a wasteful number, since it uses less digits than its factorization.

231268527284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152552182 (or 152552180 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 50.

The spelling of 231268527284 in words is "two hundred thirty-one billion, two hundred sixty-eight million, five hundred twenty-seven thousand, two hundred eighty-four".