2455661011 has 8 divisors (see below), whose sum is σ = 2516396400. Its totient is φ = 2394965760.

The previous prime is 2455661009. The next prime is 2455661027. The reversal of 2455661011 is 1101665542.

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

It is a cyclic number.

It is not a de Polignac number, because 2455661011 - 2¹ = 2455661009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2455661041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141835 + ... + 158203.

It is an arithmetic number, because the mean of its divisors is an integer number (314549550).

Almost surely, 2^2455661011 is an apocalyptic number.

2455661011 is a deficient number, since it is larger than the sum of its proper divisors (60735389).

2455661011 is a wasteful number, since it uses less digits than its factorization.

2455661011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20069.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2455661011 is about 49554.6265347646. The cubic root of 2455661011 is about 1349.1372651451.

The spelling of 2455661011 in words is "two billion, four hundred fifty-five million, six hundred sixty-one thousand, eleven".