5540570638 has 8 divisors (see below), whose sum is σ = 8388527832. Its totient is φ = 2744394696.

The previous prime is 5540570603. The next prime is 5540570641. The reversal of 5540570638 is 8360750455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5540570594 and 5540570603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12945045 + ... + 12945472.

It is an arithmetic number, because the mean of its divisors is an integer number (1048565979).

Almost surely, 2^5540570638 is an apocalyptic number.

5540570638 is a deficient number, since it is larger than the sum of its proper divisors (2847957194).

5540570638 is a wasteful number, since it uses less digits than its factorization.

5540570638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25890626.

The product of its (nonzero) digits is 504000, while the sum is 43.

The square root of 5540570638 is about 74435.0094915020. The cubic root of 5540570638 is about 1769.5037963446.

The spelling of 5540570638 in words is "five billion, five hundred forty million, five hundred seventy thousand, six hundred thirty-eight".