505052120154 has 32 divisors (see below), whose sum is σ = 1034839846656. Its totient is φ = 164228890880.

The previous prime is 505052120123. The next prime is 505052120219. The reversal of 505052120154 is 451021250505.

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, 2634814 + ... + 2819990.

It is an arithmetic number, because the mean of its divisors is an integer number (32338745208).

Almost surely, 2^505052120154 is an apocalyptic number.

505052120154 is an abundant number, since it is smaller than the sum of its proper divisors (529787726502).

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

505052120154 is a wasteful number, since it uses less digits than its factorization.

505052120154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196310.

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 505052120154 its reverse (451021250505), we get a palindrome (956073370659).

The spelling of 505052120154 in words is "five hundred five billion, fifty-two million, one hundred twenty thousand, one hundred fifty-four".