7662126057 has 8 divisors (see below), whose sum is σ = 10229456160. Its totient is φ = 5101440000.

The previous prime is 7662125987. The next prime is 7662126113. The reversal of 7662126057 is 7506212667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7662126057 - 2⁷ = 7662125929 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (7662126557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1658319 + ... + 1662932.

It is an arithmetic number, because the mean of its divisors is an integer number (1278682020).

Almost surely, 2^7662126057 is an apocalyptic number.

It is an amenable number.

7662126057 is a deficient number, since it is larger than the sum of its proper divisors (2567330103).

7662126057 is a wasteful number, since it uses less digits than its factorization.

7662126057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322023.

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 7662126057 is about 87533.5710284917. The cubic root of 7662126057 is about 1971.4378825415.

The spelling of 7662126057 in words is "seven billion, six hundred sixty-two million, one hundred twenty-six thousand, fifty-seven".