147394871694 has 384 divisors, whose sum is σ = 410417280000. Its totient is φ = 39518285184.

The previous prime is 147394871677. The next prime is 147394871717. The reversal of 147394871694 is 496178493741.

147394871694 is a `hidden beast` number, since 1 + 4 + 7 + 394 + 87 + 169 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 547936192 + ... + 547936460.

It is an arithmetic number, because the mean of its divisors is an integer number (1068795000).

Almost surely, 2^147394871694 is an apocalyptic number.

147394871694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 147394871694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205208640000).

147394871694 is an abundant number, since it is smaller than the sum of its proper divisors (263022408306).

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

147394871694 is a wasteful number, since it uses less digits than its factorization.

147394871694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499 (or 473 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The spelling of 147394871694 in words is "one hundred forty-seven billion, three hundred ninety-four million, eight hundred seventy-one thousand, six hundred ninety-four".