55212772527357 has 8 divisors (see below), whose sum is σ = 73662783324480. Its totient is φ = 36785638374240.

The previous prime is 55212772527349. The next prime is 55212772527377. The reversal of 55212772527357 is 75372527721255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55212772527357 - 2³ = 55212772527349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55212772527357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55212772527347) 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, 5719155369 + ... + 5719165022.

It is an arithmetic number, because the mean of its divisors is an integer number (9207847915560).

Almost surely, 2^{55212772527357} is an apocalyptic number.

It is an amenable number.

55212772527357 is a deficient number, since it is larger than the sum of its proper divisors (18450010797123).

55212772527357 is a wasteful number, since it uses less digits than its factorization.

55212772527357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11438322003.

The product of its digits is 72030000, while the sum is 60.

The spelling of 55212772527357 in words is "fifty-five trillion, two hundred twelve billion, seven hundred seventy-two million, five hundred twenty-seven thousand, three hundred fifty-seven".