146508463740 has 24 divisors (see below), whose sum is σ = 410223698640. Its totient is φ = 39068923648.

The previous prime is 146508463697. The next prime is 146508463747. The reversal of 146508463740 is 47364805641.

It is a self number, because there is not a number n which added to its sum of digits gives 146508463740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146508463747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220903805 + ... + 1220903924.

It is an arithmetic number, because the mean of its divisors is an integer number (17092654110).

Almost surely, 2^146508463740 is an apocalyptic number.

146508463740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146508463740 is an abundant number, since it is smaller than the sum of its proper divisors (263715234900).

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

146508463740 is a wasteful number, since it uses less digits than its factorization.

146508463740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441807741 (or 2441807739 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 146508463740 in words is "one hundred forty-six billion, five hundred eight million, four hundred sixty-three thousand, seven hundred forty".