212006514545 has 16 divisors (see below), whose sum is σ = 295679790720. Its totient is φ = 142911896064.

The previous prime is 212006514487. The next prime is 212006514547. The reversal of 212006514545 is 545415600212.

It is not a de Polignac number, because 212006514545 - 2¹⁶ = 212006449009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (212006514547) 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, 51331232 + ... + 51335361.

It is an arithmetic number, because the mean of its divisors is an integer number (18479986920).

Almost surely, 2^212006514545 is an apocalyptic number.

It is an amenable number.

212006514545 is a deficient number, since it is larger than the sum of its proper divisors (83673276175).

212006514545 is a wasteful number, since it uses less digits than its factorization.

212006514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102666664.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 212006514545 in words is "two hundred twelve billion, six million, five hundred fourteen thousand, five hundred forty-five".