21607435216092 has 48 divisors (see below), whose sum is σ = 55821650838912. Its totient is φ = 6449980658880.

The previous prime is 21607435216069. The next prime is 21607435216111. The reversal of 21607435216092 is 29061253470612.

It is a super-2 number, since 2×21607435216092² (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 15 ways as a sum of consecutive naturals, for example, 1221578403 + ... + 1221596090.

It is an arithmetic number, because the mean of its divisors is an integer number (1162951059144).

Almost surely, 2^{21607435216092} is an apocalyptic number.

21607435216092 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21607435216092 is an abundant number, since it is smaller than the sum of its proper divisors (34214215622820).

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

21607435216092 is a wasteful number, since it uses less digits than its factorization.

21607435216092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443174578 (or 2443174576 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 21607435216092 in words is "twenty-one trillion, six hundred seven billion, four hundred thirty-five million, two hundred sixteen thousand, ninety-two".