4216061423025 has 135 divisors (see below), whose sum is σ = 7904002580859. Its totient is φ = 2221708862880.

The previous prime is 4216061423017. The next prime is 4216061423047. The reversal of 4216061423025 is 5203241606124.

The square root of 4216061423025 is 2053305.

It is a perfect power (a square), and thus also a powerful number.

4216061423025 is a `hidden beast` number, since 4 + 2 + 1 + 6 + 0 + 614 + 2 + 30 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1517782112289 + 2698279310736 = 1231983^2 + 1642644^2 .

It is a tau number, because it is divible by the number of its divisors (135).

It is not a de Polignac number, because 4216061423025 - 2³ = 4216061423017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 9517068454 + ... + 9517068896.

Almost surely, 2^{4216061423025} is an apocalyptic number.

4216061423025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4216061423025 is the 2053305-th square number.

4216061423025 is the 1026653-rd centered octagonal number.

It is an amenable number.

4216061423025 is a deficient number, since it is larger than the sum of its proper divisors (3687941157834).

4216061423025 is an frugal number, since it uses more digits than its factorization.

4216061423025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Multiplying 4216061423025 by its sum of digits (36), we get a square (151778211228900 = 12319830²).

The spelling of 4216061423025 in words is "four trillion, two hundred sixteen billion, sixty-one million, four hundred twenty-three thousand, twenty-five".