1422255421156 has 6 divisors (see below), whose sum is σ = 2488946987030. Its totient is φ = 711127710576.

The previous prime is 1422255421109. The next prime is 1422255421189. The reversal of 1422255421156 is 6511245522241.

It can be written as a sum of positive squares in only one way, i.e., 1093559598756 + 328695822400 = 1045734^2 + 573320^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177781927641 + ... + 177781927648.

Almost surely, 2^{1422255421156} is an apocalyptic number.

It is an amenable number.

1422255421156 is a deficient number, since it is larger than the sum of its proper divisors (1066691565874).

1422255421156 is a wasteful number, since it uses less digits than its factorization.

1422255421156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355563855293 (or 355563855291 counting only the distinct ones).

The product of its digits is 192000, while the sum is 40.

The spelling of 1422255421156 in words is "one trillion, four hundred twenty-two billion, two hundred fifty-five million, four hundred twenty-one thousand, one hundred fifty-six".