690234608293 has 8 divisors (see below), whose sum is σ = 708407821440. Its totient is φ = 672292901280.

The previous prime is 690234608251. The next prime is 690234608299. The reversal of 690234608293 is 392806432096.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 690234608293 - 2³³ = 681644673701 is a prime.

It is a super-2 number, since 2×690234608293² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 690234608293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690234608299) 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, 57870493 + ... + 57882418.

It is an arithmetic number, because the mean of its divisors is an integer number (88550977680).

Almost surely, 2^690234608293 is an apocalyptic number.

It is an amenable number.

690234608293 is a deficient number, since it is larger than the sum of its proper divisors (18173213147).

690234608293 is a wasteful number, since it uses less digits than its factorization.

690234608293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115753067.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 690234608293 in words is "six hundred ninety billion, two hundred thirty-four million, six hundred eight thousand, two hundred ninety-three".