6361897752 has 72 divisors (see below), whose sum is σ = 20043234900. Its totient is φ = 1817684064.

The previous prime is 6361897721. The next prime is 6361897837. The reversal of 6361897752 is 2577981636.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 898102 + ... + 905157.

Almost surely, 2^6361897752 is an apocalyptic number.

It is an amenable number.

6361897752 is an abundant number, since it is smaller than the sum of its proper divisors (13681337148).

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

6361897752 is a wasteful number, since it uses less digits than its factorization.

6361897752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803285 (or 1803271 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 6361897752 is about 79761.5054521917. The cubic root of 6361897752 is about 1852.9437188288.

The spelling of 6361897752 in words is "six billion, three hundred sixty-one million, eight hundred ninety-seven thousand, seven hundred fifty-two".