22251201535340 has 24 divisors (see below), whose sum is σ = 46896214655472. Its totient is φ = 8868348912960.

The previous prime is 22251201535291. The next prime is 22251201535427. The reversal of 22251201535340 is 4353510215222.

It is a self number, because there is not a number n which added to its sum of digits gives 22251201535340.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2008225646 + ... + 2008236725.

It is an arithmetic number, because the mean of its divisors is an integer number (1954008943978).

Almost surely, 2^{22251201535340} is an apocalyptic number.

22251201535340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22251201535340 is an abundant number, since it is smaller than the sum of its proper divisors (24645013120132).

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

22251201535340 is a wasteful number, since it uses less digits than its factorization.

22251201535340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016462657 (or 4016462655 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 22251201535340 in words is "twenty-two trillion, two hundred fifty-one billion, two hundred one million, five hundred thirty-five thousand, three hundred forty".