1346421651612 has 48 divisors (see below), whose sum is σ = 3197595340800. Its totient is φ = 440835572160.

The previous prime is 1346421651611. The next prime is 1346421651643. The reversal of 1346421651612 is 2161561246431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1346421651611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 752812 + ... + 1805427.

It is an arithmetic number, because the mean of its divisors is an integer number (66616569600).

Almost surely, 2^{1346421651612} is an apocalyptic number.

1346421651612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1346421651612 is an abundant number, since it is smaller than the sum of its proper divisors (1851173689188).

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

1346421651612 is a wasteful number, since it uses less digits than its factorization.

1346421651612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2559026 (or 2559024 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The spelling of 1346421651612 in words is "one trillion, three hundred forty-six billion, four hundred twenty-one million, six hundred fifty-one thousand, six hundred twelve".