20154067422 has 32 divisors (see below), whose sum is σ = 40775694624. Its totient is φ = 6640320000.

The previous prime is 20154067421. The next prime is 20154067441. The reversal of 20154067422 is 22476045102.

It is a super-3 number, since 3×20154067422³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20154067421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336538 + ... + 391874.

It is an arithmetic number, because the mean of its divisors is an integer number (1274240457).

Almost surely, 2^20154067422 is an apocalyptic number.

20154067422 is an abundant number, since it is smaller than the sum of its proper divisors (20621627202).

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

20154067422 is a wasteful number, since it uses less digits than its factorization.

20154067422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56044.

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 20154067422 in words is "twenty billion, one hundred fifty-four million, sixty-seven thousand, four hundred twenty-two".