7350400023689 has 4 divisors (see below), whose sum is σ = 7358976920724. Its totient is φ = 7341823126656.

The previous prime is 7350400023653. The next prime is 7350400023697. The reversal of 7350400023689 is 9863200040537.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6596637465664 + 753762558025 = 2568392^2 + 868195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7350400023689 is a prime.

It is a super-2 number, since 2×7350400023689² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7350400026689) 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, 4288447232 + ... + 4288448945.

It is an arithmetic number, because the mean of its divisors is an integer number (1839744230181).

Almost surely, 2^{7350400023689} is an apocalyptic number.

It is an amenable number.

7350400023689 is a deficient number, since it is larger than the sum of its proper divisors (8576897035).

7350400023689 is an equidigital number, since it uses as much as digits as its factorization.

7350400023689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8576897034.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 7350400023689 in words is "seven trillion, three hundred fifty billion, four hundred million, twenty-three thousand, six hundred eighty-nine".