44747397788730 has 96 divisors (see below), whose sum is σ = 134537231211264. Its totient is φ = 9441209199744.

The previous prime is 44747397788683. The next prime is 44747397788749. The reversal of 44747397788730 is 3788779374744.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1170765762 + ... + 1170803981.

It is an arithmetic number, because the mean of its divisors is an integer number (1401429491784).

Almost surely, 2^{44747397788730} is an apocalyptic number.

44747397788730 is an abundant number, since it is smaller than the sum of its proper divisors (89789833422534).

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

44747397788730 is a wasteful number, since it uses less digits than its factorization.

44747397788730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341569780 (or 2341569773 counting only the distinct ones).

The product of its (nonzero) digits is 5576159232, while the sum is 78.

The spelling of 44747397788730 in words is "forty-four trillion, seven hundred forty-seven billion, three hundred ninety-seven million, seven hundred eighty-eight thousand, seven hundred thirty".