5211494898 has 32 divisors (see below), whose sum is σ = 10618689600. Its totient is φ = 1704654336.

The previous prime is 5211494887. The next prime is 5211494999. The reversal of 5211494898 is 8984941125.

It is a self number, because there is not a number n which added to its sum of digits gives 5211494898.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188490 + ... + 214362.

It is an arithmetic number, because the mean of its divisors is an integer number (331834050).

Almost surely, 2^5211494898 is an apocalyptic number.

5211494898 is an abundant number, since it is smaller than the sum of its proper divisors (5407194702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5211494898 is a wasteful number, since it uses less digits than its factorization.

5211494898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26506.

The product of its digits is 829440, while the sum is 51.

The square root of 5211494898 is about 72190.6842882099. The cubic root of 5211494898 is about 1733.7538519733.

The spelling of 5211494898 in words is "five billion, two hundred eleven million, four hundred ninety-four thousand, eight hundred ninety-eight".