1246445606461 has 8 divisors (see below), whose sum is σ = 1391381142624. Its totient is φ = 1106780453520.

The previous prime is 1246445606431. The next prime is 1246445606491. The reversal of 1246445606461 is 1646065446421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1246445606431) and next prime (1246445606491).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1246445606461 is a prime.

It is a super-3 number, since 3×1246445606461³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246445606411) 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, 1317595306 + ... + 1317596251.

It is an arithmetic number, because the mean of its divisors is an integer number (173922642828).

Almost surely, 2^{1246445606461} is an apocalyptic number.

1246445606461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1246445606461 is a deficient number, since it is larger than the sum of its proper divisors (144935536163).

1246445606461 is a wasteful number, since it uses less digits than its factorization.

1246445606461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2635191611.

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 1246445606461 in words is "one trillion, two hundred forty-six billion, four hundred forty-five million, six hundred six thousand, four hundred sixty-one".