494226137088 has 672 divisors, whose sum is σ = 1588652956800. Its totient is φ = 153073483776.

The previous prime is 494226137057. The next prime is 494226137089. The reversal of 494226137088 is 880731622494.

494226137088 is a `hidden beast` number, since 4 + 9 + 4 + 2 + 261 + 370 + 8 + 8 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494226137089) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2761039783 + ... + 2761039961.

It is an arithmetic number, because the mean of its divisors is an integer number (2364066900).

Almost surely, 2^494226137088 is an apocalyptic number.

494226137088 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494226137088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (794326478400).

494226137088 is an abundant number, since it is smaller than the sum of its proper divisors (1094426819712).

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

494226137088 is an equidigital number, since it uses as much as digits as its factorization.

494226137088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 276 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 494226137088 in words is "four hundred ninety-four billion, two hundred twenty-six million, one hundred thirty-seven thousand, eighty-eight".