4525641672 has 64 divisors (see below), whose sum is σ = 12148444800. Its totient is φ = 1399802880.

The previous prime is 4525641629. The next prime is 4525641677. The reversal of 4525641672 is 2761465254.

It is not an unprimeable number, because it can be changed into a prime (4525641677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49147 + ... + 107082.

It is an arithmetic number, because the mean of its divisors is an integer number (189819450).

Almost surely, 2^4525641672 is an apocalyptic number.

It is an amenable number.

4525641672 is an abundant number, since it is smaller than the sum of its proper divisors (7622803128).

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

4525641672 is a wasteful number, since it uses less digits than its factorization.

4525641672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156326 (or 156322 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 4525641672 is about 67272.8895767084. The cubic root of 4525641672 is about 1654.0934995470.

It can be divided in two parts, 4 and 525641672, that added together give a triangular number (525641676 = T₃₂₄₂₃).

The spelling of 4525641672 in words is "four billion, five hundred twenty-five million, six hundred forty-one thousand, six hundred seventy-two".