3980700623 has 4 divisors (see below), whose sum is σ = 3987346800. Its totient is φ = 3974054448.

The previous prime is 3980700599. The next prime is 3980700641. The reversal of 3980700623 is 3260070893.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3980700623 - 2¹⁸ = 3980438479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3980700023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3322190 + ... + 3323387.

It is an arithmetic number, because the mean of its divisors is an integer number (996836700).

Almost surely, 2^3980700623 is an apocalyptic number.

3980700623 is a deficient number, since it is larger than the sum of its proper divisors (6646177).

3980700623 is an equidigital number, since it uses as much as digits as its factorization.

3980700623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6646176.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 3980700623 is about 63092.7937485732. The cubic root of 3980700623 is about 1584.8439473917.

The spelling of 3980700623 in words is "three billion, nine hundred eighty million, seven hundred thousand, six hundred twenty-three".