146885705988 has 48 divisors (see below), whose sum is σ = 391868050560. Its totient is φ = 41948826624.

The previous prime is 146885705977. The next prime is 146885706017. The reversal of 146885705988 is 889507588641.

146885705988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×146885705988² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193723 + ... + 575586.

It is an arithmetic number, because the mean of its divisors is an integer number (8163917720).

Almost surely, 2^146885705988 is an apocalyptic number.

It is an amenable number.

146885705988 is an abundant number, since it is smaller than the sum of its proper divisors (244982344572).

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

146885705988 is a wasteful number, since it uses less digits than its factorization.

146885705988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771596 (or 771594 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 69.

The spelling of 146885705988 in words is "one hundred forty-six billion, eight hundred eighty-five million, seven hundred five thousand, nine hundred eighty-eight".