1075268172042 has 12 divisors (see below), whose sum is σ = 2329747706130. Its totient is φ = 358422724008.

The previous prime is 1075268172007. The next prime is 1075268172049. The reversal of 1075268172042 is 2402718625701.

1075268172042 is a `hidden beast` number, since 1 + 0 + 7 + 526 + 81 + 7 + 2 + 0 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 935400399921 + 139867772121 = 967161^2 + 373989^2 .

It is a super-2 number, since 2×1075268172042² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1075268172049) 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, 29868560317 + ... + 29868560352.

Almost surely, 2^{1075268172042} is an apocalyptic number.

1075268172042 is an abundant number, since it is smaller than the sum of its proper divisors (1254479534088).

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

1075268172042 is a wasteful number, since it uses less digits than its factorization.

1075268172042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59737120677 (or 59737120674 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 1075268172042 in words is "one trillion, seventy-five billion, two hundred sixty-eight million, one hundred seventy-two thousand, forty-two".