20276113812 has 48 divisors (see below), whose sum is σ = 48605911872. Its totient is φ = 6573830400.

The previous prime is 20276113807. The next prime is 20276113817. The reversal of 20276113812 is 21831167202.

It is an interprime number because it is at equal distance from previous prime (20276113807) and next prime (20276113817).

It is a super-2 number, since 2×20276113812² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20276113817) 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, 1793008 + ... + 1804280.

It is an arithmetic number, because the mean of its divisors is an integer number (1012623164).

Almost surely, 2^20276113812 is an apocalyptic number.

It is an amenable number.

20276113812 is an abundant number, since it is smaller than the sum of its proper divisors (28329798060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20276113812 is a wasteful number, since it uses less digits than its factorization.

20276113812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15368 (or 15366 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 20276113812 in words is "twenty billion, two hundred seventy-six million, one hundred thirteen thousand, eight hundred twelve".