5401355540 has 24 divisors (see below), whose sum is σ = 12963253632. Its totient is φ = 1851893280.

The previous prime is 5401355521. The next prime is 5401355567. The reversal of 5401355540 is 455531045.

It is a junction number, because it is equal to n+sod(n) for n = 5401355497 and 5401355506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19290416 + ... + 19290695.

It is an arithmetic number, because the mean of its divisors is an integer number (540135568).

Almost surely, 2^5401355540 is an apocalyptic number.

It is an amenable number.

5401355540 is an abundant number, since it is smaller than the sum of its proper divisors (7561898092).

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

5401355540 is a wasteful number, since it uses less digits than its factorization.

5401355540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38581127 (or 38581125 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5401355540 is about 73493.9149862082. The cubic root of 5401355540 is about 1754.5574314979.

Adding to 5401355540 its reverse (455531045), we get a palindrome (5856886585).

The spelling of 5401355540 in words is "five billion, four hundred one million, three hundred fifty-five thousand, five hundred forty".