1015042455452 has 12 divisors (see below), whose sum is σ = 1801342949616. Its totient is φ = 500373041280.

The previous prime is 1015042455443. The next prime is 1015042455481. The reversal of 1015042455452 is 2545542405101.

It is a super-2 number, since 2×1015042455452² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 1787046293 + ... + 1787046860.

It is an arithmetic number, because the mean of its divisors is an integer number (150111912468).

Almost surely, 2^{1015042455452} is an apocalyptic number.

It is an amenable number.

1015042455452 is a deficient number, since it is larger than the sum of its proper divisors (786300494164).

1015042455452 is a wasteful number, since it uses less digits than its factorization.

1015042455452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3574093228 (or 3574093226 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 1015042455452 in words is "one trillion, fifteen billion, forty-two million, four hundred fifty-five thousand, four hundred fifty-two".