747775010477 has 4 divisors (see below), whose sum is σ = 815754556896. Its totient is φ = 679795464060.

The previous prime is 747775010459. The next prime is 747775010533. The reversal of 747775010477 is 774010577747.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 747775010477 - 2²⁶ = 747707901613 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 (747775010407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33989773193 + ... + 33989773214.

It is an arithmetic number, because the mean of its divisors is an integer number (203938639224).

Almost surely, 2^747775010477 is an apocalyptic number.

It is an amenable number.

747775010477 is a deficient number, since it is larger than the sum of its proper divisors (67979546419).

747775010477 is a wasteful number, since it uses less digits than its factorization.

747775010477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67979546418.

The product of its (nonzero) digits is 9411920, while the sum is 56.

The spelling of 747775010477 in words is "seven hundred forty-seven billion, seven hundred seventy-five million, ten thousand, four hundred seventy-seven".