8738943477 has 8 divisors (see below), whose sum is σ = 12711190560. Its totient is φ = 5296329360.

The previous prime is 8738943439. The next prime is 8738943487. The reversal of 8738943477 is 7743498378.

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

It is not a de Polignac number, because 8738943477 - 2⁶ = 8738943413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8738943477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8738943487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132408202 + ... + 132408267.

It is an arithmetic number, because the mean of its divisors is an integer number (1588898820).

Almost surely, 2^8738943477 is an apocalyptic number.

It is an amenable number.

8738943477 is a deficient number, since it is larger than the sum of its proper divisors (3972247083).

8738943477 is a wasteful number, since it uses less digits than its factorization.

8738943477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264816483.

The product of its digits is 28449792, while the sum is 60.

The square root of 8738943477 is about 93482.3163865766. The cubic root of 8738943477 is about 2059.7743395788.

The spelling of 8738943477 in words is "eight billion, seven hundred thirty-eight million, nine hundred forty-three thousand, four hundred seventy-seven".