6652662042 has 64 divisors (see below), whose sum is σ = 14478912000. Its totient is φ = 2025632448.

The previous prime is 6652662017. The next prime is 6652662083. The reversal of 6652662042 is 2402662566.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4108309 + ... + 4109927.

It is an arithmetic number, because the mean of its divisors is an integer number (226233000).

Almost surely, 2^6652662042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6652662042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7239456000).

6652662042 is an abundant number, since it is smaller than the sum of its proper divisors (7826249958).

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

6652662042 is a wasteful number, since it uses less digits than its factorization.

6652662042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 6652662042 is about 81563.8525451073. The cubic root of 6652662042 is about 1880.7532482206.

The spelling of 6652662042 in words is "six billion, six hundred fifty-two million, six hundred sixty-two thousand, forty-two".