22550511523412 has 12 divisors (see below), whose sum is σ = 41540415964320. Its totient is φ = 10681821247896.

The previous prime is 22550511523403. The next prime is 22550511523417. The reversal of 22550511523412 is 21432511505522.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22550511523417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148358628368 + ... + 148358628519.

It is an arithmetic number, because the mean of its divisors is an integer number (3461701330360).

Almost surely, 2^{22550511523412} is an apocalyptic number.

It is an amenable number.

22550511523412 is a deficient number, since it is larger than the sum of its proper divisors (18989904440908).

22550511523412 is a wasteful number, since it uses less digits than its factorization.

22550511523412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296717256910 (or 296717256908 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 22550511523412 in words is "twenty-two trillion, five hundred fifty billion, five hundred eleven million, five hundred twenty-three thousand, four hundred twelve".