2561060451 has 8 divisors (see below), whose sum is σ = 3416169744. Its totient is φ = 1706662400.

The previous prime is 2561060429. The next prime is 2561060471. The reversal of 2561060451 is 1540601652.

2561060451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2561060451 - 2¹⁰ = 2561059427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2561060471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169350 + ... + 183851.

It is an arithmetic number, because the mean of its divisors is an integer number (427021218).

Almost surely, 2^2561060451 is an apocalyptic number.

2561060451 is a deficient number, since it is larger than the sum of its proper divisors (855109293).

2561060451 is a wasteful number, since it uses less digits than its factorization.

2561060451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355621.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 2561060451 is about 50606.9209792495. The cubic root of 2561060451 is about 1368.1696214428.

The spelling of 2561060451 in words is "two billion, five hundred sixty-one million, sixty thousand, four hundred fifty-one".