7445866052 has 6 divisors (see below), whose sum is σ = 13030265598. Its totient is φ = 3722933024.

The previous prime is 7445866033. The next prime is 7445866069. The reversal of 7445866052 is 2506685447.

It can be written as a sum of positive squares in only one way, i.e., 4481499136 + 2964366916 = 66944^2 + 54446^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7445865988 and 7445866006.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 930733253 + ... + 930733260.

It is an arithmetic number, because the mean of its divisors is an integer number (2171710933).

Almost surely, 2^7445866052 is an apocalyptic number.

It is an amenable number.

7445866052 is a deficient number, since it is larger than the sum of its proper divisors (5584399546).

7445866052 is a wasteful number, since it uses less digits than its factorization.

7445866052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861466517 (or 1861466515 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 47.

The square root of 7445866052 is about 86289.4318674077. The cubic root of 7445866052 is about 1952.7129498545.

The spelling of 7445866052 in words is "seven billion, four hundred forty-five million, eight hundred sixty-six thousand, fifty-two".