2825211651 has 4 divisors (see below), whose sum is σ = 3766948872. Its totient is φ = 1883474432.

The previous prime is 2825211607. The next prime is 2825211673. The reversal of 2825211651 is 1561125282.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2825211651 - 2²¹ = 2823114499 is a prime.

It is a super-2 number, since 2×2825211651² = 15963641745892291602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2825111651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470868606 + ... + 470868611.

It is an arithmetic number, because the mean of its divisors is an integer number (941737218).

Almost surely, 2^2825211651 is an apocalyptic number.

2825211651 is a deficient number, since it is larger than the sum of its proper divisors (941737221).

2825211651 is an equidigital number, since it uses as much as digits as its factorization.

2825211651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941737220.

The product of its digits is 9600, while the sum is 33.

The square root of 2825211651 is about 53152.7200715072. The cubic root of 2825211651 is about 1413.6774468712.

It can be divided in two parts, 28252 and 11651, that added together give a triangular number (39903 = T₂₈₂).

The spelling of 2825211651 in words is "two billion, eight hundred twenty-five million, two hundred eleven thousand, six hundred fifty-one".