52631608450 has 24 divisors (see below), whose sum is σ = 101270476980. Its totient is φ = 20326689600.

The previous prime is 52631608387. The next prime is 52631608487. The reversal of 52631608450 is 5480613625.

It can be written as a sum of positive squares in 6 ways, for example, as 35786423929 + 16845184521 = 189173^2 + 129789^2 .

It is a super-2 number, since 2×52631608450² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18147381 + ... + 18150280.

Almost surely, 2^52631608450 is an apocalyptic number.

52631608450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52631608450 is a deficient number, since it is larger than the sum of its proper divisors (48638868530).

52631608450 is a wasteful number, since it uses less digits than its factorization.

52631608450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36297702 (or 36297697 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 52631608450 in words is "fifty-two billion, six hundred thirty-one million, six hundred eight thousand, four hundred fifty".