5555600061 has 32 divisors (see below), whose sum is σ = 8317206528. Its totient is φ = 3268952640.

The previous prime is 5555600027. The next prime is 5555600069. The reversal of 5555600061 is 1600065555.

It is not a de Polignac number, because 5555600061 - 2¹⁵ = 5555567293 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 5555599995 and 5555600031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555600069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 589956 + ... + 599298.

It is an arithmetic number, because the mean of its divisors is an integer number (259912704).

Almost surely, 2^5555600061 is an apocalyptic number.

It is an amenable number.

5555600061 is a deficient number, since it is larger than the sum of its proper divisors (2761606467).

5555600061 is a wasteful number, since it uses less digits than its factorization.

5555600061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9881.

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 5555600061 is about 74535.8978009925. The cubic root of 5555600061 is about 1771.1023447009.

The spelling of 5555600061 in words is "five billion, five hundred fifty-five million, six hundred thousand, sixty-one".