505246551040 has 352 divisors, whose sum is σ = 1559846227968. Its totient is φ = 152395776000.

The previous prime is 505246550953. The next prime is 505246551059. The reversal of 505246551040 is 40155642505.

It is a tau number, because it is divible by the number of its divisors (352).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12200770 + ... + 12242110.

Almost surely, 2^505246551040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 505246551040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (779923113984).

505246551040 is an abundant number, since it is smaller than the sum of its proper divisors (1054599676928).

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

505246551040 is a wasteful number, since it uses less digits than its factorization.

505246551040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41415 (or 41397 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 505246551040 in words is "five hundred five billion, two hundred forty-six million, five hundred fifty-one thousand, forty".