5011639798 has 32 divisors (see below), whose sum is σ = 8500474368. Its totient is φ = 2196242400.

The previous prime is 5011639781. The next prime is 5011639799. The reversal of 5011639798 is 8979361105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011639799) 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, 33108 + ... + 105448.

It is an arithmetic number, because the mean of its divisors is an integer number (265639824).

Almost surely, 2^5011639798 is an apocalyptic number.

5011639798 is a deficient number, since it is larger than the sum of its proper divisors (3488834570).

5011639798 is a wasteful number, since it uses less digits than its factorization.

5011639798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72468.

The product of its (nonzero) digits is 408240, while the sum is 49.

The square root of 5011639798 is about 70792.9360741593. The cubic root of 5011639798 is about 1711.3018366425.

It can be divided in two parts, 5011 and 639798, that added together give a square (644809 = 803²).

The spelling of 5011639798 in words is "five billion, eleven million, six hundred thirty-nine thousand, seven hundred ninety-eight".