705998231832 has 32 divisors (see below), whose sum is σ = 1765087764480. Its totient is φ = 235320452640.

The previous prime is 705998231791. The next prime is 705998231837. The reversal of 705998231832 is 238132899507.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705998231837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293128 + ... + 1223895.

It is an arithmetic number, because the mean of its divisors is an integer number (55158992640).

Almost surely, 2^705998231832 is an apocalyptic number.

It is an amenable number.

705998231832 is an abundant number, since it is smaller than the sum of its proper divisors (1059089532648).

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

705998231832 is a wasteful number, since it uses less digits than its factorization.

705998231832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536423 (or 1536419 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 705998231832 in words is "seven hundred five billion, nine hundred ninety-eight million, two hundred thirty-one thousand, eight hundred thirty-two".