6021661045 has 8 divisors (see below), whose sum is σ = 7228698624. Its totient is φ = 4815525264.

The previous prime is 6021661031. The next prime is 6021661081. The reversal of 6021661045 is 5401661206.

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

It is a cyclic number.

It is not a de Polignac number, because 6021661045 - 2⁷ = 6021660917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6021660998 and 6021661016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210669 + ... + 237538.

It is an arithmetic number, because the mean of its divisors is an integer number (903587328).

Almost surely, 2^6021661045 is an apocalyptic number.

It is an amenable number.

6021661045 is a deficient number, since it is larger than the sum of its proper divisors (1207037579).

6021661045 is a wasteful number, since it uses less digits than its factorization.

6021661045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450899.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 6021661045 is about 77599.3624007311. The cubic root of 6021661045 is about 1819.3046739066.

The spelling of 6021661045 in words is "six billion, twenty-one million, six hundred sixty-one thousand, forty-five".