5251632550 has 24 divisors (see below), whose sum is σ = 10192736016. Its totient is φ = 2009319840.

The previous prime is 5251632541. The next prime is 5251632553. The reversal of 5251632550 is 552361525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5251632553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2282169 + ... + 2284468.

It is an arithmetic number, because the mean of its divisors is an integer number (424697334).

Almost surely, 2^5251632550 is an apocalyptic number.

5251632550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5251632550 is a deficient number, since it is larger than the sum of its proper divisors (4941103466).

5251632550 is a wasteful number, since it uses less digits than its factorization.

5251632550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566672 (or 4566667 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The square root of 5251632550 is about 72468.1485205742. The cubic root of 5251632550 is about 1738.1934557507.

The spelling of 5251632550 in words is "five billion, two hundred fifty-one million, six hundred thirty-two thousand, five hundred fifty".