52051620656112 has 160 divisors (see below), whose sum is σ = 169768890286080. Its totient is φ = 13348763400960.

The previous prime is 52051620656107. The next prime is 52051620656117. The reversal of 52051620656112 is 21165602615025.

It is an interprime number because it is at equal distance from previous prime (52051620656107) and next prime (52051620656117).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52051620656117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88842388 + ... + 89426355.

It is an arithmetic number, because the mean of its divisors is an integer number (1061055564288).

Almost surely, 2^{52051620656112} is an apocalyptic number.

It is an amenable number.

52051620656112 is an abundant number, since it is smaller than the sum of its proper divisors (117717269629968).

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

52051620656112 is a wasteful number, since it uses less digits than its factorization.

52051620656112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178268851 (or 178268845 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 52051620656112 in words is "fifty-two trillion, fifty-one billion, six hundred twenty million, six hundred fifty-six thousand, one hundred twelve".