395504849250 has 768 divisors, whose sum is σ = 1338324249600. Its totient is φ = 84609100800.

The previous prime is 395504849237. The next prime is 395504849269. The reversal of 395504849250 is 52948405593.

395504849250 is a `hidden beast` number, since 3 + 9 + 5 + 504 + 84 + 9 + 2 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1470278116 + ... + 1470278384.

It is an arithmetic number, because the mean of its divisors is an integer number (1742609700).

Almost surely, 2^395504849250 is an apocalyptic number.

395504849250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 395504849250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669162124800).

395504849250 is an abundant number, since it is smaller than the sum of its proper divisors (942819400350).

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

395504849250 is a wasteful number, since it uses less digits than its factorization.

395504849250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 395504849250 in words is "three hundred ninety-five billion, five hundred four million, eight hundred forty-nine thousand, two hundred fifty".