77275011 has 16 divisors (see below), whose sum is σ = 112589568. Its totient is φ = 46754400.

The previous prime is 77275001. The next prime is 77275021. The reversal of 77275011 is 11057277.

It is an interprime number because it is at equal distance from previous prime (77275001) and next prime (77275021).

It is not a de Polignac number, because 77275011 - 2⁶ = 77274947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77275011.

It is not an unprimeable number, because it can be changed into a prime (77275001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22381 + ... + 25601.

It is an arithmetic number, because the mean of its divisors is an integer number (7036848).

Almost surely, 2^77275011 is an apocalyptic number.

77275011 is a deficient number, since it is larger than the sum of its proper divisors (35314557).

77275011 is a wasteful number, since it uses less digits than its factorization.

77275011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962.

The product of its (nonzero) digits is 3430, while the sum is 30.

The square root of 77275011 is about 8790.6206265542. The cubic root of 77275011 is about 425.9379717486.

The spelling of 77275011 in words is "seventy-seven million, two hundred seventy-five thousand, eleven".