212477510055 has 32 divisors (see below), whose sum is σ = 358061840640. Its totient is φ = 107295563520.

The previous prime is 212477509957. The next prime is 212477510087. The reversal of 212477510055 is 550015774212.

It is not a de Polignac number, because 212477510055 - 2¹⁸ = 212477247911 is a prime.

It is a super-2 number, since 2×212477510055² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212477509995 and 212477510022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286960 + ... + 712250.

It is an arithmetic number, because the mean of its divisors is an integer number (11189432520).

Almost surely, 2^212477510055 is an apocalyptic number.

212477510055 is a deficient number, since it is larger than the sum of its proper divisors (145584330585).

212477510055 is a wasteful number, since it uses less digits than its factorization.

212477510055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427071.

The product of its (nonzero) digits is 98000, while the sum is 39.

The spelling of 212477510055 in words is "two hundred twelve billion, four hundred seventy-seven million, five hundred ten thousand, fifty-five".