447891956058 has 16 divisors (see below), whose sum is σ = 896402992320. Its totient is φ = 149194138656.

The previous prime is 447891956051. The next prime is 447891956117. The reversal of 447891956058 is 850659198744.

It is a super-2 number, since 2×447891956058² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 447891956058.

It is not an unprimeable number, because it can be changed into a prime (447891956051) 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, 25785603 + ... + 25802966.

It is an arithmetic number, because the mean of its divisors is an integer number (56025187020).

Almost surely, 2^447891956058 is an apocalyptic number.

447891956058 is an abundant number, since it is smaller than the sum of its proper divisors (448511036262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447891956058 is a wasteful number, since it uses less digits than its factorization.

447891956058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51590021.

The product of its (nonzero) digits is 87091200, while the sum is 66.

The spelling of 447891956058 in words is "four hundred forty-seven billion, eight hundred ninety-one million, nine hundred fifty-six thousand, fifty-eight".