378532577052 has 480 divisors, whose sum is σ = 1197495484416. Its totient is φ = 102001680000.

The previous prime is 378532577029. The next prime is 378532577057. The reversal of 378532577052 is 250775235873.

378532577052 is a `hidden beast` number, since 3 + 7 + 8 + 532 + 57 + 7 + 0 + 52 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 378532577052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378532577057) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 504037677 + ... + 504038427.

Almost surely, 2^378532577052 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 378532577052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598747742208).

378532577052 is an abundant number, since it is smaller than the sum of its proper divisors (818962907364).

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

378532577052 is a wasteful number, since it uses less digits than its factorization.

378532577052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979 (or 968 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 54.

The spelling of 378532577052 in words is "three hundred seventy-eight billion, five hundred thirty-two million, five hundred seventy-seven thousand, fifty-two".