3556261542 has 16 divisors (see below), whose sum is σ = 7119189360. Its totient is φ = 1184309472.

The previous prime is 3556261537. The next prime is 3556261543. The reversal of 3556261542 is 2451626553.

It is a self number, because there is not a number n which added to its sum of digits gives 3556261542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3556261543) 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 7 ways as a sum of consecutive naturals, for example, 270813 + ... + 283640.

It is an arithmetic number, because the mean of its divisors is an integer number (444949335).

Almost surely, 2^3556261542 is an apocalyptic number.

3556261542 is an abundant number, since it is smaller than the sum of its proper divisors (3562927818).

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

3556261542 is a wasteful number, since it uses less digits than its factorization.

3556261542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555527.

The product of its digits is 216000, while the sum is 39.

The square root of 3556261542 is about 59634.3989824665. The cubic root of 3556261542 is about 1526.3866691447.

The spelling of 3556261542 in words is "three billion, five hundred fifty-six million, two hundred sixty-one thousand, five hundred forty-two".