1516222808238 has 16 divisors (see below), whose sum is σ = 3032472913920. Its totient is φ = 505403053176.

The previous prime is 1516222808213. The next prime is 1516222808273. The reversal of 1516222808238 is 8328082226151.

It is a happy number.

It is a super-2 number, since 2×1516222808238² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 376120 + ... + 1781547.

It is an arithmetic number, because the mean of its divisors is an integer number (189529557120).

Almost surely, 2^{1516222808238} is an apocalyptic number.

1516222808238 is an abundant number, since it is smaller than the sum of its proper divisors (1516250105682).

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

1516222808238 is a wasteful number, since it uses less digits than its factorization.

1516222808238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274791.

The product of its (nonzero) digits is 737280, while the sum is 48.

The spelling of 1516222808238 in words is "one trillion, five hundred sixteen billion, two hundred twenty-two million, eight hundred eight thousand, two hundred thirty-eight".