1345811819762 has 32 divisors (see below), whose sum is σ = 2090797968384. Its totient is φ = 649208476800.

The previous prime is 1345811819743. The next prime is 1345811819777. The reversal of 1345811819762 is 2679181185431.

It is a super-2 number, since 2×1345811819762² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1345811819698 and 1345811819707.

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, 4271837 + ... + 4576047.

It is an arithmetic number, because the mean of its divisors is an integer number (65337436512).

Almost surely, 2^{1345811819762} is an apocalyptic number.

1345811819762 is a deficient number, since it is larger than the sum of its proper divisors (744986148622).

1345811819762 is a wasteful number, since it uses less digits than its factorization.

1345811819762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304754.

The product of its digits is 2903040, while the sum is 56.

The spelling of 1345811819762 in words is "one trillion, three hundred forty-five billion, eight hundred eleven million, eight hundred nineteen thousand, seven hundred sixty-two".