5198502251 has 16 divisors (see below), whose sum is σ = 5614202880. Its totient is φ = 4799451360.

The previous prime is 5198502247. The next prime is 5198502259. The reversal of 5198502251 is 1522058915.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5198502251 - 2² = 5198502247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5198502259) 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, 267986 + ... + 286728.

It is an arithmetic number, because the mean of its divisors is an integer number (350887680).

Almost surely, 2^5198502251 is an apocalyptic number.

5198502251 is a deficient number, since it is larger than the sum of its proper divisors (415700629).

5198502251 is a wasteful number, since it uses less digits than its factorization.

5198502251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19186.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 5198502251 is about 72100.6397405737. The cubic root of 5198502251 is about 1732.3118602539.

The spelling of 5198502251 in words is "five billion, one hundred ninety-eight million, five hundred two thousand, two hundred fifty-one".