4945505511 has 4 divisors (see below), whose sum is σ = 6594007352. Its totient is φ = 3297003672.

The previous prime is 4945505503. The next prime is 4945505519. The reversal of 4945505511 is 1155055494.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4945505503) and next prime (4945505519).

It is not a de Polignac number, because 4945505511 - 2³ = 4945505503 is a prime.

It is a super-2 number, since 2×4945505511² = 48916049518662742242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4945505511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945505519) 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, 824250916 + ... + 824250921.

It is an arithmetic number, because the mean of its divisors is an integer number (1648501838).

Almost surely, 2^4945505511 is an apocalyptic number.

4945505511 is a deficient number, since it is larger than the sum of its proper divisors (1648501841).

4945505511 is a wasteful number, since it uses less digits than its factorization.

4945505511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648501840.

The product of its (nonzero) digits is 90000, while the sum is 39.

The square root of 4945505511 is about 70324.2882011613. The cubic root of 4945505511 is about 1703.7409556431.

The spelling of 4945505511 in words is "four billion, nine hundred forty-five million, five hundred five thousand, five hundred eleven".