212954710397 has 16 divisors (see below), whose sum is σ = 258255029760. Its totient is φ = 172938628800.

The previous prime is 212954710363. The next prime is 212954710421. The reversal of 212954710397 is 793017459212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212954710397 - 2¹⁴ = 212954694013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212954710337) 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, 24014822 + ... + 24023687.

It is an arithmetic number, because the mean of its divisors is an integer number (16140939360).

Almost surely, 2^212954710397 is an apocalyptic number.

It is an amenable number.

212954710397 is a deficient number, since it is larger than the sum of its proper divisors (45300319363).

212954710397 is a wasteful number, since it uses less digits than its factorization.

212954710397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48038564.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 212954710397 in words is "two hundred twelve billion, nine hundred fifty-four million, seven hundred ten thousand, three hundred ninety-seven".