1071488993746 has 16 divisors (see below), whose sum is σ = 1702278967320. Its totient is φ = 504081276160.

The previous prime is 1071488993737. The next prime is 1071488993749. The reversal of 1071488993746 is 6473998841701.

It can be written as a sum of positive squares in 4 ways, for example, as 1071098733721 + 390260025 = 1034939^2 + 19755^2 .

It is a super-2 number, since 2×1071488993746² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1071488993749) 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, 4534285 + ... + 4764736.

Almost surely, 2^{1071488993746} is an apocalyptic number.

1071488993746 is a deficient number, since it is larger than the sum of its proper divisors (630789973574).

1071488993746 is a wasteful number, since it uses less digits than its factorization.

1071488993746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9302429.

The product of its (nonzero) digits is 73156608, while the sum is 67.

The spelling of 1071488993746 in words is "one trillion, seventy-one billion, four hundred eighty-eight million, nine hundred ninety-three thousand, seven hundred forty-six".