1345155053644 has 24 divisors (see below), whose sum is σ = 2356726994720. Its totient is φ = 671804751744.

The previous prime is 1345155053639. The next prime is 1345155053653. The reversal of 1345155053644 is 4463505515431.

It is a junction number, because it is equal to n+sod(n) for n = 1345155053594 and 1345155053603.

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, 22118302 + ... + 22179034.

Almost surely, 2^{1345155053644} is an apocalyptic number.

It is an amenable number.

1345155053644 is a deficient number, since it is larger than the sum of its proper divisors (1011571941076).

1345155053644 is a wasteful number, since it uses less digits than its factorization.

1345155053644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67009 (or 67007 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 1345155053644 in words is "one trillion, three hundred forty-five billion, one hundred fifty-five million, fifty-three thousand, six hundred forty-four".