16958639011228 has 12 divisors (see below), whose sum is σ = 29678098077880. Its totient is φ = 8479182417552.

The previous prime is 16958639011201. The next prime is 16958639011241. The reversal of 16958639011228 is 82211093685961.

It is a super-2 number, since 2×16958639011228² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33993426 + ... + 34488697.

Almost surely, 2^{16958639011228} is an apocalyptic number.

It is an amenable number.

16958639011228 is a deficient number, since it is larger than the sum of its proper divisors (12719459066652).

16958639011228 is a wasteful number, since it uses less digits than its factorization.

16958639011228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68544036 (or 68544034 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 61.

The spelling of 16958639011228 in words is "sixteen trillion, nine hundred fifty-eight billion, six hundred thirty-nine million, eleven thousand, two hundred twenty-eight".