1146511838542 has 16 divisors (see below), whose sum is σ = 1965821730912. Its totient is φ = 491269000320.

The previous prime is 1146511838533. The next prime is 1146511838581. The reversal of 1146511838542 is 2458381156411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7691559 + ... + 7839202.

It is an arithmetic number, because the mean of its divisors is an integer number (122863858182).

Almost surely, 2^{1146511838542} is an apocalyptic number.

1146511838542 is a deficient number, since it is larger than the sum of its proper divisors (819309892370).

1146511838542 is a wasteful number, since it uses less digits than its factorization.

1146511838542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15536043.

The product of its digits is 921600, while the sum is 49.

The spelling of 1146511838542 in words is "one trillion, one hundred forty-six billion, five hundred eleven million, eight hundred thirty-eight thousand, five hundred forty-two".