1345266025546 has 16 divisors (see below), whose sum is σ = 2038497619680. Its totient is φ = 665777558160.

The previous prime is 1345266025463. The next prime is 1345266025549. The reversal of 1345266025546 is 6455206625431.

It is a super-2 number, since 2×1345266025546² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1345266025546.

It is not an unprimeable number, because it can be changed into a prime (1345266025549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2433561 + ... + 2934748.

It is an arithmetic number, because the mean of its divisors is an integer number (127406101230).

Almost surely, 2^{1345266025546} is an apocalyptic number.

1345266025546 is a deficient number, since it is larger than the sum of its proper divisors (693231594134).

1345266025546 is a wasteful number, since it uses less digits than its factorization.

1345266025546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5369589.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 1345266025546 in words is "one trillion, three hundred forty-five billion, two hundred sixty-six million, twenty-five thousand, five hundred forty-six".