5556061251 has 96 divisors (see below), whose sum is σ = 9181972800. Its totient is φ = 3213665280.

The previous prime is 5556061223. The next prime is 5556061283. The reversal of 5556061251 is 1521606555.

It is not a de Polignac number, because 5556061251 - 2¹¹ = 5556059203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5556061201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30696381 + ... + 30696561.

It is an arithmetic number, because the mean of its divisors is an integer number (95645550).

Almost surely, 2^5556061251 is an apocalyptic number.

5556061251 is a deficient number, since it is larger than the sum of its proper divisors (3625911549).

5556061251 is a wasteful number, since it uses less digits than its factorization.

5556061251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 5556061251 is about 74538.9914809692. The cubic root of 5556061251 is about 1771.1513518337.

The spelling of 5556061251 in words is "five billion, five hundred fifty-six million, sixty-one thousand, two hundred fifty-one".