11445511461442 has 32 divisors (see below), whose sum is σ = 17347012345152. Its totient is φ = 5663558651904.

The previous prime is 11445511461437. The next prime is 11445511461469. The reversal of 11445511461442 is 24416411554411.

It is a super-2 number, since 2×11445511461442² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57898213 + ... + 58095559.

It is an arithmetic number, because the mean of its divisors is an integer number (542094135786).

Almost surely, 2^{11445511461442} is an apocalyptic number.

11445511461442 is a deficient number, since it is larger than the sum of its proper divisors (5901500883710).

11445511461442 is a wasteful number, since it uses less digits than its factorization.

11445511461442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198322.

The product of its digits is 307200, while the sum is 43.

The spelling of 11445511461442 in words is "eleven trillion, four hundred forty-five billion, five hundred eleven million, four hundred sixty-one thousand, four hundred forty-two".