4102521672 has 16 divisors (see below), whose sum is σ = 10256304240. Its totient is φ = 1367507216.

The previous prime is 4102521653. The next prime is 4102521691. The reversal of 4102521672 is 2761252014.

It is an interprime number because it is at equal distance from previous prime (4102521653) and next prime (4102521691).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85469178 + ... + 85469225.

It is an arithmetic number, because the mean of its divisors is an integer number (641019015).

Almost surely, 2^4102521672 is an apocalyptic number.

It is an amenable number.

4102521672 is an abundant number, since it is smaller than the sum of its proper divisors (6153782568).

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

4102521672 is a wasteful number, since it uses less digits than its factorization.

4102521672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170938412 (or 170938408 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 4102521672 is about 64050.9302976936. The cubic root of 4102521672 is about 1600.8487257524.

Adding to 4102521672 its reverse (2761252014), we get a palindrome (6863773686).

The spelling of 4102521672 in words is "four billion, one hundred two million, five hundred twenty-one thousand, six hundred seventy-two".