1208535986028 has 48 divisors (see below), whose sum is σ = 3244391942400. Its totient is φ = 342978569664.

The previous prime is 1208535985913. The next prime is 1208535986029. The reversal of 1208535986028 is 8206895358021.

It is a super-2 number, since 2×1208535986028² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1208535986029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48267126 + ... + 48292157.

It is an arithmetic number, because the mean of its divisors is an integer number (67591498800).

Almost surely, 2^{1208535986028} is an apocalyptic number.

It is an amenable number.

1208535986028 is an abundant number, since it is smaller than the sum of its proper divisors (2035855956372).

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

1208535986028 is a wasteful number, since it uses less digits than its factorization.

1208535986028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96559446 (or 96559444 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 57.

The spelling of 1208535986028 in words is "one trillion, two hundred eight billion, five hundred thirty-five million, nine hundred eighty-six thousand, twenty-eight".