22425222355140 has 192 divisors, whose sum is σ = 68568631971840. Its totient is φ = 5430883560960.

The previous prime is 22425222355117. The next prime is 22425222355183. The reversal of 22425222355140 is 4155322252422.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4228777729 + ... + 4228783031.

It is an arithmetic number, because the mean of its divisors is an integer number (357128291520).

Almost surely, 2^{22425222355140} is an apocalyptic number.

22425222355140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22425222355140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34284315985920).

22425222355140 is an abundant number, since it is smaller than the sum of its proper divisors (46143409616700).

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

22425222355140 is a wasteful number, since it uses less digits than its factorization.

22425222355140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10642 (or 10640 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 22425222355140 in words is "twenty-two trillion, four hundred twenty-five billion, two hundred twenty-two million, three hundred fifty-five thousand, one hundred forty".