5191240077 has 8 divisors (see below), whose sum is σ = 7690726080. Its totient is φ = 3460826700.

The previous prime is 5191240057. The next prime is 5191240079. The reversal of 5191240077 is 7700421915.

It is a happy number.

It is not a de Polignac number, because 5191240077 - 2⁸ = 5191239821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5191240079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96134049 + ... + 96134102.

It is an arithmetic number, because the mean of its divisors is an integer number (961340760).

Almost surely, 2^5191240077 is an apocalyptic number.

It is an amenable number.

5191240077 is a deficient number, since it is larger than the sum of its proper divisors (2499486003).

5191240077 is a wasteful number, since it uses less digits than its factorization.

5191240077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192268160 (or 192268154 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 5191240077 is about 72050.2607698265. The cubic root of 5191240077 is about 1731.5048192874.

The spelling of 5191240077 in words is "five billion, one hundred ninety-one million, two hundred forty thousand, seventy-seven".