3721629513 has 8 divisors (see below), whose sum is σ = 5671054528. Its totient is φ = 2126645424.

The previous prime is 3721629493. The next prime is 3721629521. The reversal of 3721629513 is 3159261273.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3721629513 - 2⁵ = 3721629481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3721629413) 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 7 ways as a sum of consecutive naturals, for example, 88610206 + ... + 88610247.

It is an arithmetic number, because the mean of its divisors is an integer number (708881816).

Almost surely, 2^3721629513 is an apocalyptic number.

It is an amenable number.

3721629513 is a deficient number, since it is larger than the sum of its proper divisors (1949425015).

3721629513 is a wasteful number, since it uses less digits than its factorization.

3721629513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177220463.

The product of its digits is 68040, while the sum is 39.

The square root of 3721629513 is about 61005.1597244036. The cubic root of 3721629513 is about 1549.6883886934.

The spelling of 3721629513 in words is "three billion, seven hundred twenty-one million, six hundred twenty-nine thousand, five hundred thirteen".