263221214054 has 16 divisors (see below), whose sum is σ = 395209248768. Its totient is φ = 131484862152.

The previous prime is 263221214029. The next prime is 263221214057. The reversal of 263221214054 is 450412122362.

It is a super-2 number, since 2×263221214054² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 263221214054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263221214057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9445289 + ... + 9473115.

It is an arithmetic number, because the mean of its divisors is an integer number (24700578048).

Almost surely, 2^263221214054 is an apocalyptic number.

263221214054 is a deficient number, since it is larger than the sum of its proper divisors (131988034714).

263221214054 is a wasteful number, since it uses less digits than its factorization.

263221214054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32179.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 263221214054 in words is "two hundred sixty-three billion, two hundred twenty-one million, two hundred fourteen thousand, fifty-four".