1351633753272 has 32 divisors (see below), whose sum is σ = 3686273873280. Its totient is φ = 409585985760.

The previous prime is 1351633753271. The next prime is 1351633753277. The reversal of 1351633753272 is 2723573361531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351633753271) 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, 2559912148 + ... + 2559912675.

It is an arithmetic number, because the mean of its divisors is an integer number (115196058540).

Almost surely, 2^{1351633753272} is an apocalyptic number.

1351633753272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1351633753272 is an abundant number, since it is smaller than the sum of its proper divisors (2334640120008).

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

1351633753272 is a wasteful number, since it uses less digits than its factorization.

1351633753272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119824843 (or 5119824839 counting only the distinct ones).

The product of its digits is 2381400, while the sum is 48.

The spelling of 1351633753272 in words is "one trillion, three hundred fifty-one billion, six hundred thirty-three million, seven hundred fifty-three thousand, two hundred seventy-two".