547394145372 has 144 divisors (see below), whose sum is σ = 1473353481600. Its totient is φ = 177609112128.

The previous prime is 547394145359. The next prime is 547394145379. The reversal of 547394145372 is 273541493745.

547394145372 is a `hidden beast` number, since 5 + 4 + 7 + 3 + 94 + 14 + 537 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547394145379) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12223879 + ... + 12268577.

It is an arithmetic number, because the mean of its divisors is an integer number (10231621400).

Almost surely, 2^547394145372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 547394145372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (736676740800).

547394145372 is an abundant number, since it is smaller than the sum of its proper divisors (925959336228).

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

547394145372 is a wasteful number, since it uses less digits than its factorization.

547394145372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45054 (or 45040 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 54.

The spelling of 547394145372 in words is "five hundred forty-seven billion, three hundred ninety-four million, one hundred forty-five thousand, three hundred seventy-two".