5631611201400 has 192 divisors, whose sum is σ = 17557619097600. Its totient is φ = 1493200576000.

The previous prime is 5631611201371. The next prime is 5631611201401. The reversal of 5631611201400 is 41021161365.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5631611201401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 272852281 + ... + 272872919.

It is an arithmetic number, because the mean of its divisors is an integer number (91445932800).

Almost surely, 2^{5631611201400} is an apocalyptic number.

5631611201400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5631611201400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8778809548800).

5631611201400 is an abundant number, since it is smaller than the sum of its proper divisors (11926007896200).

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

5631611201400 is a wasteful number, since it uses less digits than its factorization.

5631611201400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23230 (or 23221 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 5631611201400 its reverse (41021161365), we get a palindrome (5672632362765).

The spelling of 5631611201400 in words is "five trillion, six hundred thirty-one billion, six hundred eleven million, two hundred one thousand, four hundred".