52445642046 has 32 divisors (see below), whose sum is σ = 119894681088. Its totient is φ = 14982103200.

The previous prime is 52445641991. The next prime is 52445642063. The reversal of 52445642046 is 64024654425.

52445642046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52445642046² (a number of 22 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 52445641989 and 52445642007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179836 + ... + 370448.

It is an arithmetic number, because the mean of its divisors is an integer number (3746708784).

Almost surely, 2^52445642046 is an apocalyptic number.

52445642046 is an abundant number, since it is smaller than the sum of its proper divisors (67449039042).

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

52445642046 is a wasteful number, since it uses less digits than its factorization.

52445642046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197176.

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 52445642046 in words is "fifty-two billion, four hundred forty-five million, six hundred forty-two thousand, forty-six".