823238147076 has 12 divisors (see below), whose sum is σ = 1920889009872. Its totient is φ = 274412715688.

The previous prime is 823238147057. The next prime is 823238147093. The reversal of 823238147076 is 670741832328.

823238147076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×823238147076² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34301589450 + ... + 34301589473.

It is an arithmetic number, because the mean of its divisors is an integer number (160074084156).

Almost surely, 2^823238147076 is an apocalyptic number.

It is an amenable number.

823238147076 is an abundant number, since it is smaller than the sum of its proper divisors (1097650862796).

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

823238147076 is a wasteful number, since it uses less digits than its factorization.

823238147076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68603178930 (or 68603178928 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 823238147076 in words is "eight hundred twenty-three billion, two hundred thirty-eight million, one hundred forty-seven thousand, seventy-six".