5019971955 has 16 divisors (see below), whose sum is σ = 8067978240. Its totient is φ = 2665310688.

The previous prime is 5019971953. The next prime is 5019971959. The reversal of 5019971955 is 5591799105.

It is not a de Polignac number, because 5019971955 - 2¹ = 5019971953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5019971898 and 5019971907.

It is not an unprimeable number, because it can be changed into a prime (5019971953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747025 + ... + 753714.

It is an arithmetic number, because the mean of its divisors is an integer number (504248640).

Almost surely, 2^5019971955 is an apocalyptic number.

5019971955 is a deficient number, since it is larger than the sum of its proper divisors (3048006285).

5019971955 is a wasteful number, since it uses less digits than its factorization.

5019971955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500970.

The product of its (nonzero) digits is 637875, while the sum is 51.

The square root of 5019971955 is about 70851.7604227305. The cubic root of 5019971955 is about 1712.2496927921.

The spelling of 5019971955 in words is "five billion, nineteen million, nine hundred seventy-one thousand, nine hundred fifty-five".