23400453455154 has 32 divisors (see below), whose sum is σ = 52001184123840. Its totient is φ = 7800124684896.

The previous prime is 23400453455123. The next prime is 23400453455231. The reversal of 23400453455154 is 45155435400432.

23400453455154 is a `hidden beast` number, since 2 + 3 + 4 + 0 + 0 + 45 + 3 + 4 + 551 + 54 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21491709 + ... + 22554255.

It is an arithmetic number, because the mean of its divisors is an integer number (1625037003870).

Almost surely, 2^{23400453455154} is an apocalyptic number.

23400453455154 is an abundant number, since it is smaller than the sum of its proper divisors (28600730668686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23400453455154 is a wasteful number, since it uses less digits than its factorization.

23400453455154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470391 (or 1470385 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 23400453455154 its reverse (45155435400432), we get a palindrome (68555888855586).

The spelling of 23400453455154 in words is "twenty-three trillion, four hundred billion, four hundred fifty-three million, four hundred fifty-five thousand, one hundred fifty-four".