5621557058 has 8 divisors (see below), whose sum is σ = 9080976828. Its totient is φ = 2594564784.

The previous prime is 5621557057. The next prime is 5621557069. The reversal of 5621557058 is 8507551265.

It can be written as a sum of positive squares in 2 ways, for example, as 5139886249 + 481670809 = 71693^2 + 21947^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5621557057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108106841 + ... + 108106892.

Almost surely, 2^5621557058 is an apocalyptic number.

5621557058 is a deficient number, since it is larger than the sum of its proper divisors (3459419770).

5621557058 is a wasteful number, since it uses less digits than its factorization.

5621557058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216213748.

The product of its (nonzero) digits is 420000, while the sum is 44.

The square root of 5621557058 is about 74977.0435400063. The cubic root of 5621557058 is about 1778.0837284898.

The spelling of 5621557058 in words is "five billion, six hundred twenty-one million, five hundred fifty-seven thousand, fifty-eight".