1351642726212 has 24 divisors (see below), whose sum is σ = 3154138241856. Its totient is φ = 450503973408.

The previous prime is 1351642726193. The next prime is 1351642726229. The reversal of 1351642726212 is 2126272461531.

It is a happy number.

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, 5320963 + ... + 5569194.

It is an arithmetic number, because the mean of its divisors is an integer number (131422426744).

Almost surely, 2^{1351642726212} is an apocalyptic number.

1351642726212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1351642726212 is an abundant number, since it is smaller than the sum of its proper divisors (1802495515644).

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

1351642726212 is a wasteful number, since it uses less digits than its factorization.

1351642726212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10900507 (or 10900505 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The spelling of 1351642726212 in words is "one trillion, three hundred fifty-one billion, six hundred forty-two million, seven hundred twenty-six thousand, two hundred twelve".