3954766477 has 4 divisors (see below), whose sum is σ = 3954902140. Its totient is φ = 3954630816.

The previous prime is 3954766469. The next prime is 3954766523. The reversal of 3954766477 is 7746674593.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3296022921 + 658743556 = 57411^2 + 25666^2 .

It is a cyclic number.

It is not a de Polignac number, because 3954766477 - 2³ = 3954766469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954766447) 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 3 ways as a sum of consecutive naturals, for example, 4218 + ... + 89035.

It is an arithmetic number, because the mean of its divisors is an integer number (988725535).

Almost surely, 2^3954766477 is an apocalyptic number.

It is an amenable number.

3954766477 is a deficient number, since it is larger than the sum of its proper divisors (135663).

3954766477 is an equidigital number, since it uses as much as digits as its factorization.

3954766477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135662.

The product of its digits is 26671680, while the sum is 58.

The square root of 3954766477 is about 62886.9340721902. The cubic root of 3954766477 is about 1581.3947089112.

The spelling of 3954766477 in words is "three billion, nine hundred fifty-four million, seven hundred sixty-six thousand, four hundred seventy-seven".