3720451044 has 12 divisors (see below), whose sum is σ = 8681052464. Its totient is φ = 1240150344.

The previous prime is 3720451027. The next prime is 3720451057. The reversal of 3720451044 is 4401540273.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 155018782 + ... + 155018805.

Almost surely, 2^3720451044 is an apocalyptic number.

It is an amenable number.

3720451044 is an abundant number, since it is smaller than the sum of its proper divisors (4960601420).

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

3720451044 is a wasteful number, since it uses less digits than its factorization.

3720451044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310037594 (or 310037592 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 3720451044 is about 60995.5001946865. The cubic root of 3720451044 is about 1549.5247997317.

The spelling of 3720451044 in words is "three billion, seven hundred twenty million, four hundred fifty-one thousand, forty-four".