690005265338 has 8 divisors (see below), whose sum is σ = 1045056518688. Its totient is φ = 341653092444.

The previous prime is 690005265337. The next prime is 690005265359. The reversal of 690005265338 is 833562500096.

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

It is a super-2 number, since 2×690005265338² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 690005265292 and 690005265301.

It is not an unprimeable number, because it can be changed into a prime (690005265337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674769856 + ... + 1674770267.

It is an arithmetic number, because the mean of its divisors is an integer number (130632064836).

Almost surely, 2^690005265338 is an apocalyptic number.

690005265338 is a deficient number, since it is larger than the sum of its proper divisors (355051253350).

690005265338 is a wasteful number, since it uses less digits than its factorization.

690005265338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349540228.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 690005265338 in words is "six hundred ninety billion, five million, two hundred sixty-five thousand, three hundred thirty-eight".