146647093464 has 80 divisors (see below), whose sum is σ = 411167283120. Its totient is φ = 48832424640.

The previous prime is 146647093447. The next prime is 146647093477. The reversal of 146647093464 is 464390746641.

146647093464 is a `hidden beast` number, since 1 + 46 + 6 + 470 + 93 + 46 + 4 = 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 146647093464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 521874 + ... + 752094.

It is an arithmetic number, because the mean of its divisors is an integer number (5139591039).

Almost surely, 2^146647093464 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 146647093464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205583641560).

146647093464 is an abundant number, since it is smaller than the sum of its proper divisors (264520189656).

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

146647093464 is a wasteful number, since it uses less digits than its factorization.

146647093464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231222 (or 231209 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 54.

The spelling of 146647093464 in words is "one hundred forty-six billion, six hundred forty-seven million, ninety-three thousand, four hundred sixty-four".