21160167350 has 96 divisors (see below), whose sum is σ = 45993484800. Its totient is φ = 7239902880.

The previous prime is 21160167317. The next prime is 21160167383. The reversal of 21160167350 is 5376106112.

It is an interprime number because it is at equal distance from previous prime (21160167317) and next prime (21160167383).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11095097 + ... + 11097003.

It is an arithmetic number, because the mean of its divisors is an integer number (479098800).

Almost surely, 2^21160167350 is an apocalyptic number.

21160167350 is an abundant number, since it is smaller than the sum of its proper divisors (24833317450).

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

21160167350 is a wasteful number, since it uses less digits than its factorization.

21160167350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587 (or 2568 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 21160167350 in words is "twenty-one billion, one hundred sixty million, one hundred sixty-seven thousand, three hundred fifty".