4897049690 has 16 divisors (see below), whose sum is σ = 9492742728. Its totient is φ = 1808141376.

The previous prime is 4897049671. The next prime is 4897049771. The reversal of 4897049690 is 969407984.

It can be written as a sum of positive squares in 4 ways, for example, as 3086802481 + 1810247209 = 55559^2 + 42547^2 .

It is a super-2 number, since 2×4897049690² = 47962191332658192200, which contains 22 as substring.

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, 18834677 + ... + 18834936.

Almost surely, 2^4897049690 is an apocalyptic number.

4897049690 is a deficient number, since it is larger than the sum of its proper divisors (4595693038).

4897049690 is a wasteful number, since it uses less digits than its factorization.

4897049690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37669633.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The square root of 4897049690 is about 69978.9231840559. The cubic root of 4897049690 is about 1698.1582926908.

The spelling of 4897049690 in words is "four billion, eight hundred ninety-seven million, forty-nine thousand, six hundred ninety".