20212526463 has 16 divisors (see below), whose sum is σ = 27947152896. Its totient is φ = 12983531040.

The previous prime is 20212526447. The next prime is 20212526479. The reversal of 20212526463 is 36462521202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20212526447) and next prime (20212526479).

It is not a de Polignac number, because 20212526463 - 2⁴ = 20212526447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212526443) 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, 872523 + ... + 895388.

It is an arithmetic number, because the mean of its divisors is an integer number (1746697056).

Almost surely, 2^20212526463 is an apocalyptic number.

20212526463 is a deficient number, since it is larger than the sum of its proper divisors (7734626433).

20212526463 is a wasteful number, since it uses less digits than its factorization.

20212526463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768054.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 20212526463 in words is "twenty billion, two hundred twelve million, five hundred twenty-six thousand, four hundred sixty-three".