945540836724 has 96 divisors (see below), whose sum is σ = 2533771215360. Its totient is φ = 271418774400.

The previous prime is 945540836701. The next prime is 945540836759. The reversal of 945540836724 is 427638045549.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41147302 + ... + 41170274.

It is an arithmetic number, because the mean of its divisors is an integer number (26393450160).

Almost surely, 2^945540836724 is an apocalyptic number.

It is an amenable number.

945540836724 is an abundant number, since it is smaller than the sum of its proper divisors (1588230378636).

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

945540836724 is a wasteful number, since it uses less digits than its factorization.

945540836724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39421 (or 39419 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 945540836724 in words is "nine hundred forty-five billion, five hundred forty million, eight hundred thirty-six thousand, seven hundred twenty-four".