4993155777 has 4 divisors (see below), whose sum is σ = 6657541040. Its totient is φ = 3328770516.

The previous prime is 4993155763. The next prime is 4993155803. The reversal of 4993155777 is 7775513994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4993155777 - 2¹¹ = 4993153729 is a prime.

It is a super-2 number, since 2×4993155777² = 49863209226776947458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4993155577) 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, 832192627 + ... + 832192632.

It is an arithmetic number, because the mean of its divisors is an integer number (1664385260).

Almost surely, 2^4993155777 is an apocalyptic number.

It is an amenable number.

4993155777 is a deficient number, since it is larger than the sum of its proper divisors (1664385263).

4993155777 is a wasteful number, since it uses less digits than its factorization.

4993155777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664385262.

The product of its digits is 8334900, while the sum is 57.

The square root of 4993155777 is about 70662.2655807185. The cubic root of 4993155777 is about 1709.1953599541.

The spelling of 4993155777 in words is "four billion, nine hundred ninety-three million, one hundred fifty-five thousand, seven hundred seventy-seven".