505401415156 has 48 divisors (see below), whose sum is σ = 1014051064320. Its totient is φ = 218158823520.

The previous prime is 505401415151. The next prime is 505401415193. The reversal of 505401415156 is 651514104505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505401415151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1655766 + ... + 1937101.

It is an arithmetic number, because the mean of its divisors is an integer number (21126063840).

Almost surely, 2^505401415156 is an apocalyptic number.

It is an amenable number.

505401415156 is an abundant number, since it is smaller than the sum of its proper divisors (508649649164).

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

505401415156 is a wasteful number, since it uses less digits than its factorization.

505401415156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593044 (or 3593042 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 505401415156 in words is "five hundred five billion, four hundred one million, four hundred fifteen thousand, one hundred fifty-six".