1012623345522 has 12 divisors (see below), whose sum is σ = 2194017248670. Its totient is φ = 337541115168.

The previous prime is 1012623345443. The next prime is 1012623345523. The reversal of 1012623345522 is 2255433262101.

1012623345522 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 62 + 33 + 45 + 522 = 666.

1012623345522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 706038548121 + 306584797401 = 840261^2 + 553701^2 .

It is not an unprimeable number, because it can be changed into a prime (1012623345523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28128426247 + ... + 28128426282.

Almost surely, 2^{1012623345522} is an apocalyptic number.

1012623345522 is an abundant number, since it is smaller than the sum of its proper divisors (1181393903148).

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

1012623345522 is a wasteful number, since it uses less digits than its factorization.

1012623345522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56256852537 (or 56256852534 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1012623345522 in words is "one trillion, twelve billion, six hundred twenty-three million, three hundred forty-five thousand, five hundred twenty-two".