23402111440373 has 2 divisors, whose sum is σ = 23402111440374. Its totient is φ = 23402111440372.

The previous prime is 23402111440363. The next prime is 23402111440471. The reversal of 23402111440373 is 37304411120432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19152815690449 + 4249295749924 = 4376393^2 + 2061382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23402111440373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23402111440303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701055720186 + 11701055720187.

It is an arithmetic number, because the mean of its divisors is an integer number (11701055720187).

Almost surely, 2^{23402111440373} is an apocalyptic number.

It is an amenable number.

23402111440373 is a deficient number, since it is larger than the sum of its proper divisors (1).

23402111440373 is an equidigital number, since it uses as much as digits as its factorization.

23402111440373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 23402111440373 in words is "twenty-three trillion, four hundred two billion, one hundred eleven million, four hundred forty thousand, three hundred seventy-three".