53862049059840 has 2816 divisors, whose sum is σ = 237455668224000. Its totient is φ = 11446972710912.

The previous prime is 53862049059823. The next prime is 53862049059851. The reversal of 53862049059840 is 4895094026835.

53862049059840 is a `hidden beast` number, since 5 + 3 + 8 + 62 + 0 + 490 + 5 + 9 + 84 + 0 = 666.

It is a super-2 number, since 2×53862049059840² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 87866311374 + ... + 87866311986.

Almost surely, 2^{53862049059840} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53862049059840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118727834112000).

53862049059840 is an abundant number, since it is smaller than the sum of its proper divisors (183593619164160).

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

53862049059840 is an equidigital number, since it uses as much as digits as its factorization.

53862049059840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 63.

The spelling of 53862049059840 in words is "fifty-three trillion, eight hundred sixty-two billion, forty-nine million, fifty-nine thousand, eight hundred forty".