5400250644 has 24 divisors (see below), whose sum is σ = 12602405088. Its totient is φ = 1799823520.

The previous prime is 5400250643. The next prime is 5400250673. The reversal of 5400250644 is 4460520045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400250643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65959 + ... + 123089.

It is an arithmetic number, because the mean of its divisors is an integer number (525100212).

Almost surely, 2^5400250644 is an apocalyptic number.

It is an amenable number.

5400250644 is an abundant number, since it is smaller than the sum of its proper divisors (7202154444).

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

5400250644 is a wasteful number, since it uses less digits than its factorization.

5400250644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65015 (or 65013 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 5400250644 is about 73486.3976801149. The cubic root of 5400250644 is about 1754.4377864893.

Adding to 5400250644 its reverse (4460520045), we get a palindrome (9860770689).

The spelling of 5400250644 in words is "five billion, four hundred million, two hundred fifty thousand, six hundred forty-four".