1345450561266 has 32 divisors (see below), whose sum is σ = 3078208723968. Its totient is φ = 384052801680.

The previous prime is 1345450561249. The next prime is 1345450561283. The reversal of 1345450561266 is 6621650545431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1345450561249) and next prime (1345450561283).

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, 15023340 + ... + 15112631.

It is an arithmetic number, because the mean of its divisors is an integer number (96194022624).

Almost surely, 2^{1345450561266} is an apocalyptic number.

1345450561266 is an abundant number, since it is smaller than the sum of its proper divisors (1732758162702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345450561266 is a wasteful number, since it uses less digits than its factorization.

1345450561266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30137046.

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 1345450561266 in words is "one trillion, three hundred forty-five billion, four hundred fifty million, five hundred sixty-one thousand, two hundred sixty-six".