3700320747420 has 48 divisors (see below), whose sum is σ = 11302797921408. Its totient is φ = 897047453760.

The previous prime is 3700320747407. The next prime is 3700320747433. The reversal of 3700320747420 is 247470230073.

It is an interprime number because it is at equal distance from previous prime (3700320747407) and next prime (3700320747433).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2803272634 + ... + 2803273953.

It is an arithmetic number, because the mean of its divisors is an integer number (235474956696).

Almost surely, 2^{3700320747420} is an apocalyptic number.

3700320747420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3700320747420 is an abundant number, since it is smaller than the sum of its proper divisors (7602477173988).

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

3700320747420 is a wasteful number, since it uses less digits than its factorization.

3700320747420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606546610 (or 5606546608 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 39.

Adding to 3700320747420 its reverse (247470230073), we get a palindrome (3947790977493).

The spelling of 3700320747420 in words is "three trillion, seven hundred billion, three hundred twenty million, seven hundred forty-seven thousand, four hundred twenty".