3720458338544 has 40 divisors (see below), whose sum is σ = 7375078872480. Its totient is φ = 1817616096000.

The previous prime is 3720458338507. The next prime is 3720458338561. The reversal of 3720458338544 is 4458338540273.

It is a self number, because there is not a number n which added to its sum of digits gives 3720458338544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12474959 + ... + 12769710.

It is an arithmetic number, because the mean of its divisors is an integer number (184376971812).

Almost surely, 2^{3720458338544} is an apocalyptic number.

It is an amenable number.

3720458338544 is a deficient number, since it is larger than the sum of its proper divisors (3654620533936).

3720458338544 is a wasteful number, since it uses less digits than its factorization.

3720458338544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25244889 (or 25244883 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 3720458338544 in words is "three trillion, seven hundred twenty billion, four hundred fifty-eight million, three hundred thirty-eight thousand, five hundred forty-four".