690033254399 has 4 divisors (see below), whose sum is σ = 700332258264. Its totient is φ = 679734250536.

The previous prime is 690033254299. The next prime is 690033254419. The reversal of 690033254399 is 993452330096.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-690033254399 is a prime.

It is a super-2 number, since 2×690033254399² (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 690033254399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (690033254299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5149501832 + ... + 5149501965.

It is an arithmetic number, because the mean of its divisors is an integer number (175083064566).

Almost surely, 2^690033254399 is an apocalyptic number.

690033254399 is a deficient number, since it is larger than the sum of its proper divisors (10299003865).

690033254399 is a wasteful number, since it uses less digits than its factorization.

690033254399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10299003864.

The product of its (nonzero) digits is 4723920, while the sum is 53.

The spelling of 690033254399 in words is "six hundred ninety billion, thirty-three million, two hundred fifty-four thousand, three hundred ninety-nine".