52780292905272 has 64 divisors (see below), whose sum is σ = 133121892960000. Its totient is φ = 17437698829824.

The previous prime is 52780292905259. The next prime is 52780292905273. The reversal of 52780292905272 is 27250929208725.

It is a super-3 number, since 3×52780292905272³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52780292905273) 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, 11208273 + ... + 15204800.

It is an arithmetic number, because the mean of its divisors is an integer number (2080029577500).

Almost surely, 2^{52780292905272} is an apocalyptic number.

It is an amenable number.

52780292905272 is an abundant number, since it is smaller than the sum of its proper divisors (80341600054728).

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

52780292905272 is a wasteful number, since it uses less digits than its factorization.

52780292905272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26413820 (or 26413816 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 52780292905272 in words is "fifty-two trillion, seven hundred eighty billion, two hundred ninety-two million, nine hundred five thousand, two hundred seventy-two".