52494139692 has 192 divisors, whose sum is σ = 143316096000. Its totient is φ = 16593486336.

The previous prime is 52494139669. The next prime is 52494139693. The reversal of 52494139692 is 29693149425.

52494139692 is a `hidden beast` number, since 5 + 249 + 4 + 1 + 396 + 9 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (52494139693) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 100370943 + ... + 100371465.

It is an arithmetic number, because the mean of its divisors is an integer number (746438000).

Almost surely, 2^52494139692 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 52494139692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71658048000).

52494139692 is an abundant number, since it is smaller than the sum of its proper divisors (90821956308).

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

52494139692 is a wasteful number, since it uses less digits than its factorization.

52494139692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1069 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 52494139692 in words is "fifty-two billion, four hundred ninety-four million, one hundred thirty-nine thousand, six hundred ninety-two".