10555212140005 has 32 divisors (see below), whose sum is σ = 14443970302944. Its totient is φ = 7335602651136.

The previous prime is 10555212139949. The next prime is 10555212140009. The reversal of 10555212140005 is 50004121255501.

It can be written as a sum of positive squares in 16 ways, for example, as 2249853002401 + 8305359137604 = 1499951^2 + 2881902^2 .

It is a cyclic number.

It is not a de Polignac number, because 10555212140005 - 2⁷ = 10555212139877 is a prime.

It is a super-2 number, since 2×10555212140005² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10555212140009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15978327 + ... + 16625803.

It is an arithmetic number, because the mean of its divisors is an integer number (451374071967).

Almost surely, 2^{10555212140005} is an apocalyptic number.

It is an amenable number.

10555212140005 is a deficient number, since it is larger than the sum of its proper divisors (3888758162939).

10555212140005 is a wasteful number, since it uses less digits than its factorization.

10555212140005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662265.

The product of its (nonzero) digits is 10000, while the sum is 31.

Adding to 10555212140005 its reverse (50004121255501), we get a palindrome (60559333395506).

The spelling of 10555212140005 in words is "ten trillion, five hundred fifty-five billion, two hundred twelve million, one hundred forty thousand, five".