105475215156 has 48 divisors (see below), whose sum is σ = 247129817088. Its totient is φ = 35012671200.

The previous prime is 105475215127. The next prime is 105475215211. The reversal of 105475215156 is 651512574501.

It is a happy number.

It is a super-2 number, since 2×105475215156² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8680021 + ... + 8692163.

It is an arithmetic number, because the mean of its divisors is an integer number (5148537856).

Almost surely, 2^105475215156 is an apocalyptic number.

It is an amenable number.

105475215156 is an abundant number, since it is smaller than the sum of its proper divisors (141654601932).

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

105475215156 is a wasteful number, since it uses less digits than its factorization.

105475215156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15092 (or 15090 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 42.

Adding to 105475215156 its reverse (651512574501), we get a palindrome (756987789657).

The spelling of 105475215156 in words is "one hundred five billion, four hundred seventy-five million, two hundred fifteen thousand, one hundred fifty-six".