23401453553402 has 16 divisors (see below), whose sum is σ = 35125197828192. Its totient is φ = 11693055892080.

The previous prime is 23401453553393. The next prime is 23401453553431. The reversal of 23401453553402 is 20435535410432.

It is a self number, because there is not a number n which added to its sum of digits gives 23401453553402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28934588 + ... + 29732360.

It is an arithmetic number, because the mean of its divisors is an integer number (2195324864262).

Almost surely, 2^{23401453553402} is an apocalyptic number.

23401453553402 is a deficient number, since it is larger than the sum of its proper divisors (11723744274790).

23401453553402 is a wasteful number, since it uses less digits than its factorization.

23401453553402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807373.

The product of its (nonzero) digits is 864000, while the sum is 41.

Adding to 23401453553402 its reverse (20435535410432), we get a palindrome (43836988963834).

The spelling of 23401453553402 in words is "twenty-three trillion, four hundred one billion, four hundred fifty-three million, five hundred fifty-three thousand, four hundred two".