21867035339050 has 48 divisors (see below), whose sum is σ = 44370652275072. Its totient is φ = 7951568630400.

The previous prime is 21867035339047. The next prime is 21867035339069. The reversal of 21867035339050 is 5093353076812.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94862734 + ... + 95092966.

It is an arithmetic number, because the mean of its divisors is an integer number (924388589064).

Almost surely, 2^{21867035339050} is an apocalyptic number.

21867035339050 is an abundant number, since it is smaller than the sum of its proper divisors (22503616936022).

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

21867035339050 is a wasteful number, since it uses less digits than its factorization.

21867035339050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402943 (or 402938 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 21867035339050 in words is "twenty-one trillion, eight hundred sixty-seven billion, thirty-five million, three hundred thirty-nine thousand, fifty".