5655015642 has 16 divisors (see below), whose sum is σ = 11363635872. Its totient is φ = 1876071120.

The previous prime is 5655015637. The next prime is 5655015649. The reversal of 5655015642 is 2465105565.

It is a happy number.

It is a super-2 number, since 2×5655015642² = 63958403822529344328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5655015642.

It is not an unprimeable number, because it can be changed into a prime (5655015649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232153 + ... + 2234684.

It is an arithmetic number, because the mean of its divisors is an integer number (710227242).

Almost surely, 2^5655015642 is an apocalyptic number.

5655015642 is an abundant number, since it is smaller than the sum of its proper divisors (5708620230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5655015642 is a wasteful number, since it uses less digits than its factorization.

5655015642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467053.

The product of its (nonzero) digits is 180000, while the sum is 39.

The square root of 5655015642 is about 75199.8380450384. The cubic root of 5655015642 is about 1781.6043736724.

The spelling of 5655015642 in words is "five billion, six hundred fifty-five million, fifteen thousand, six hundred forty-two".