22738352390 has 64 divisors (see below), whose sum is σ = 44468101440. Its totient is φ = 8321564160.

The previous prime is 22738352389. The next prime is 22738352423. The reversal of 22738352390 is 9325383722.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10020176 + ... + 10022444.

It is an arithmetic number, because the mean of its divisors is an integer number (694814085).

Almost surely, 2^22738352390 is an apocalyptic number.

22738352390 is a deficient number, since it is larger than the sum of its proper divisors (21729749050).

22738352390 is a wasteful number, since it uses less digits than its factorization.

22738352390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 22738352390 in words is "twenty-two billion, seven hundred thirty-eight million, three hundred fifty-two thousand, three hundred ninety".