53651267650 has 24 divisors (see below), whose sum is σ = 99815637060. Its totient is φ = 21455285760.

The previous prime is 53651267611. The next prime is 53651267671. The reversal of 53651267650 is 5676215635.

53651267650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 43663863681 + 9987403969 = 208959^2 + 99937^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53651267650.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80406 + ... + 337294.

Almost surely, 2^53651267650 is an apocalyptic number.

53651267650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53651267650 is a deficient number, since it is larger than the sum of its proper divisors (46164369410).

53651267650 is a wasteful number, since it uses less digits than its factorization.

53651267650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261078 (or 261073 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 53651267650 in words is "fifty-three billion, six hundred fifty-one million, two hundred sixty-seven thousand, six hundred fifty".