3734681348720 has 80 divisors (see below), whose sum is σ = 10507322006208. Its totient is φ = 1205140869120.

The previous prime is 3734681348701. The next prime is 3734681348729. The reversal of 3734681348720 is 278431864373.

It is a happy number.

3734681348720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3734681348729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196139711 + ... + 196158750.

Almost surely, 2^{3734681348720} is an apocalyptic number.

It is an amenable number.

3734681348720 is an abundant number, since it is smaller than the sum of its proper divisors (6772640657488).

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

3734681348720 is a wasteful number, since it uses less digits than its factorization.

3734681348720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392298498 (or 392298492 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 56.

The spelling of 3734681348720 in words is "three trillion, seven hundred thirty-four billion, six hundred eighty-one million, three hundred forty-eight thousand, seven hundred twenty".