447740711451 has 64 divisors (see below), whose sum is σ = 736546406400. Its totient is φ = 266553504000.

The previous prime is 447740711447. The next prime is 447740711471. The reversal of 447740711451 is 154117047744.

It is a happy number.

447740711451 is a `hidden beast` number, since 447 + 7 + 40 + 7 + 114 + 51 = 666.

447740711451 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 447740711451 - 2² = 447740711447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447740711397 and 447740711406.

It is not an unprimeable number, because it can be changed into a prime (447740711471) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3750855 + ... + 3868383.

It is an arithmetic number, because the mean of its divisors is an integer number (11508537600).

Almost surely, 2^447740711451 is an apocalyptic number.

447740711451 is a deficient number, since it is larger than the sum of its proper divisors (288805694949).

447740711451 is a wasteful number, since it uses less digits than its factorization.

447740711451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117777 (or 117771 counting only the distinct ones).

The product of its (nonzero) digits is 439040, while the sum is 45.

The spelling of 447740711451 in words is "four hundred forty-seven billion, seven hundred forty million, seven hundred eleven thousand, four hundred fifty-one".