21862000950 has 24 divisors (see below), whose sum is σ = 54217762728. Its totient is φ = 5829866880.

The previous prime is 21862000943. The next prime is 21862000957. The reversal of 21862000950 is 5900026812.

It is an interprime number because it is at equal distance from previous prime (21862000943) and next prime (21862000957).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21862000957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72873187 + ... + 72873486.

It is an arithmetic number, because the mean of its divisors is an integer number (2259073447).

Almost surely, 2^21862000950 is an apocalyptic number.

21862000950 is an abundant number, since it is smaller than the sum of its proper divisors (32355761778).

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

21862000950 is a wasteful number, since it uses less digits than its factorization.

21862000950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145746688 (or 145746683 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 21862000950 in words is "twenty-one billion, eight hundred sixty-two million, nine hundred fifty", and thus it is an aban number.