4977493069 has 2 divisors, whose sum is σ = 4977493070. Its totient is φ = 4977493068.

The previous prime is 4977493063. The next prime is 4977493159. The reversal of 4977493069 is 9603947794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4364187844 + 613305225 = 66062^2 + 24765^2 .

It is a cyclic number.

It is not a de Polignac number, because 4977493069 - 2²⁹ = 4440622157 is a prime.

It is a super-2 number, since 2×4977493069² = 49550874503886077522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4977493063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2488746534 + 2488746535.

It is an arithmetic number, because the mean of its divisors is an integer number (2488746535).

Almost surely, 2^4977493069 is an apocalyptic number.

It is an amenable number.

4977493069 is a deficient number, since it is larger than the sum of its proper divisors (1).

4977493069 is an equidigital number, since it uses as much as digits as its factorization.

4977493069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10287648, while the sum is 58.

The square root of 4977493069 is about 70551.3505823949. The cubic root of 4977493069 is about 1707.4063331607.

The spelling of 4977493069 in words is "four billion, nine hundred seventy-seven million, four hundred ninety-three thousand, sixty-nine".