3729151044 has 18 divisors (see below), whose sum is σ = 9426465230. Its totient is φ = 1243050336.

The previous prime is 3729151037. The next prime is 3729151087. The reversal of 3729151044 is 4401519273.

It can be written as a sum of positive squares in only one way, i.e., 2163366144 + 1565784900 = 46512^2 + 39570^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 103587529 = 3729151044 / (3 + 7 + 2 + 9 + 1 + 5 + 1 + 0 + 4 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51793729 + ... + 51793800.

Almost surely, 2^3729151044 is an apocalyptic number.

It is an amenable number.

3729151044 is an abundant number, since it is smaller than the sum of its proper divisors (5697314186).

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

3729151044 is a wasteful number, since it uses less digits than its factorization.

3729151044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103587539 (or 103587534 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 3729151044 is about 61066.7752873852. The cubic root of 3729151044 is about 1550.7316759254.

The spelling of 3729151044 in words is "three billion, seven hundred twenty-nine million, one hundred fifty-one thousand, forty-four".