5450861657 has 12 divisors (see below), whose sum is σ = 5977157376. Its totient is φ = 4964723520.

The previous prime is 5450861641. The next prime is 5450861659. The reversal of 5450861657 is 7561680545.

It is not a de Polignac number, because 5450861657 - 2⁴ = 5450861641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5450861659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 295253 + ... + 313170.

It is an arithmetic number, because the mean of its divisors is an integer number (498096448).

Almost surely, 2^5450861657 is an apocalyptic number.

It is an amenable number.

5450861657 is a deficient number, since it is larger than the sum of its proper divisors (526295719).

5450861657 is a wasteful number, since it uses less digits than its factorization.

5450861657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608488 (or 608471 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 47.

The square root of 5450861657 is about 73829.9509481078. The cubic root of 5450861657 is about 1759.9016018723.

The spelling of 5450861657 in words is "five billion, four hundred fifty million, eight hundred sixty-one thousand, six hundred fifty-seven".