62645053728 has 48 divisors (see below), whose sum is σ = 164795510880. Its totient is φ = 20836955136.

The previous prime is 62645053697. The next prime is 62645053739. The reversal of 62645053728 is 82735054626.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

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 7 ways as a sum of consecutive naturals, for example, 653833 + ... + 743496.

It is an arithmetic number, because the mean of its divisors is an integer number (3433239810).

Almost surely, 2^62645053728 is an apocalyptic number.

It is an amenable number.

62645053728 is an abundant number, since it is smaller than the sum of its proper divisors (102150457152).

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

62645053728 is a wasteful number, since it uses less digits than its factorization.

62645053728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397809 (or 1397801 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 62645053728 in words is "sixty-two billion, six hundred forty-five million, fifty-three thousand, seven hundred twenty-eight".