23212454400154 has 16 divisors (see below), whose sum is σ = 35711362319976. Its totient is φ = 11309356556800.

The previous prime is 23212454400139. The next prime is 23212454400181. The reversal of 23212454400154 is 45100445421232.

It can be written as a sum of positive squares in 4 ways, for example, as 5370236160129 + 17842218240025 = 2317377^2 + 4224005^2 .

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, 172331407 + ... + 172466050.

Almost surely, 2^{23212454400154} is an apocalyptic number.

23212454400154 is a deficient number, since it is larger than the sum of its proper divisors (12498907919822).

23212454400154 is a wasteful number, since it uses less digits than its factorization.

23212454400154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344798321.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 23212454400154 its reverse (45100445421232), we get a palindrome (68312899821386).

The spelling of 23212454400154 in words is "twenty-three trillion, two hundred twelve billion, four hundred fifty-four million, four hundred thousand, one hundred fifty-four".