5621201477 has 4 divisors (see below), whose sum is σ = 5688926880. Its totient is φ = 5553476076.

The previous prime is 5621201447. The next prime is 5621201479. The reversal of 5621201477 is 7741021265.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5621201477 - 2⁸ = 5621201221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621201479) 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, 33862577 + ... + 33862742.

It is an arithmetic number, because the mean of its divisors is an integer number (1422231720).

Almost surely, 2^5621201477 is an apocalyptic number.

It is an amenable number.

5621201477 is a deficient number, since it is larger than the sum of its proper divisors (67725403).

5621201477 is an equidigital number, since it uses as much as digits as its factorization.

5621201477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67725402.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 5621201477 is about 74974.6722366960. The cubic root of 5621201477 is about 1778.0462379206.

The spelling of 5621201477 in words is "five billion, six hundred twenty-one million, two hundred one thousand, four hundred seventy-seven".