146674851840 has 560 divisors, whose sum is σ = 573769357920. Its totient is φ = 35548692480.

The previous prime is 146674851839. The next prime is 146674851847. The reversal of 146674851840 is 48158476641.

146674851840 is a `hidden beast` number, since 1 + 46 + 6 + 7 + 48 + 518 + 40 = 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 (146674851847) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 36493351 + ... + 36497369.

Almost surely, 2^146674851840 is an apocalyptic number.

146674851840 is a gapful number since it is divisible by the number (10) 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 146674851840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286884678960).

146674851840 is an abundant number, since it is smaller than the sum of its proper divisors (427094506080).

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

146674851840 is an equidigital number, since it uses as much as digits as its factorization.

146674851840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4040 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 146674851840 in words is "one hundred forty-six billion, six hundred seventy-four million, eight hundred fifty-one thousand, eight hundred forty".