11401345400 has 24 divisors (see below), whose sum is σ = 26508128520. Its totient is φ = 4560538080.

The previous prime is 11401345379. The next prime is 11401345411. The reversal of 11401345400 is 454310411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28503164 + ... + 28503563.

It is an arithmetic number, because the mean of its divisors is an integer number (1104505355).

Almost surely, 2^11401345400 is an apocalyptic number.

11401345400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11401345400 is an abundant number, since it is smaller than the sum of its proper divisors (15106783120).

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

11401345400 is a wasteful number, since it uses less digits than its factorization.

11401345400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57006743 (or 57006734 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 11401345400 its reverse (454310411), we get a palindrome (11855655811).

The spelling of 11401345400 in words is "eleven billion, four hundred one million, three hundred forty-five thousand, four hundred".