23153401243400 has 48 divisors (see below), whose sum is σ = 53870865855300. Its totient is φ = 9254615041280.

The previous prime is 23153401243321. The next prime is 23153401243409. The reversal of 23153401243400 is 434210435132.

It can be written as a sum of positive squares in 6 ways, for example, as 18309995044324 + 4843406199076 = 4279018^2 + 2200774^2 .

It is not an unprimeable number, because it can be changed into a prime (23153401243409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41883815 + ... + 42433014.

Almost surely, 2^{23153401243400} is an apocalyptic number.

23153401243400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23153401243400 is an abundant number, since it is smaller than the sum of its proper divisors (30717464611900).

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

23153401243400 is a wasteful number, since it uses less digits than its factorization.

23153401243400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84318218 (or 84318209 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 23153401243400 its reverse (434210435132), we get a palindrome (23587611678532).

The spelling of 23153401243400 in words is "twenty-three trillion, one hundred fifty-three billion, four hundred one million, two hundred forty-three thousand, four hundred".