21092078679000 has 128 divisors (see below), whose sum is σ = 75208326336000. Its totient is φ = 4821046550400.

The previous prime is 21092078678999. The next prime is 21092078679041. The reversal of 21092078679000 is 97687029012.

It is a super-2 number, since 2×21092078679000² (a number of 27 digits) contains 22 as substring.

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, 502171350 + ... + 502213349.

It is an arithmetic number, because the mean of its divisors is an integer number (587565049500).

Almost surely, 2^{21092078679000} is an apocalyptic number.

21092078679000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21092078679000 is an abundant number, since it is smaller than the sum of its proper divisors (54116247657000).

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

21092078679000 is a wasteful number, since it uses less digits than its factorization.

21092078679000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004384730 (or 1004384716 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 51.

The spelling of 21092078679000 in words is "twenty-one trillion, ninety-two billion, seventy-eight million, six hundred seventy-nine thousand".