1347772552272 has 320 divisors, whose sum is σ = 4152863366400. Its totient is φ = 422477171712.

The previous prime is 1347772552267. The next prime is 1347772552303. The reversal of 1347772552272 is 2722552777431.

1347772552272 is a `hidden beast` number, since 1 + 3 + 47 + 7 + 7 + 2 + 5 + 522 + 72 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91076778 + ... + 91091574.

It is an arithmetic number, because the mean of its divisors is an integer number (12977698020).

Almost surely, 2^{1347772552272} is an apocalyptic number.

1347772552272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1347772552272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2076431683200).

1347772552272 is an abundant number, since it is smaller than the sum of its proper divisors (2805090814128).

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

1347772552272 is a wasteful number, since it uses less digits than its factorization.

1347772552272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14982 (or 14958 counting only the distinct ones).

The product of its digits is 11524800, while the sum is 54.

The spelling of 1347772552272 in words is "one trillion, three hundred forty-seven billion, seven hundred seventy-two million, five hundred fifty-two thousand, two hundred seventy-two".