146261762988 has 96 divisors (see below), whose sum is σ = 386669445120. Its totient is φ = 42643391040.

The previous prime is 146261762963. The next prime is 146261763029. The reversal of 146261762988 is 889267162641.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166245 + ... + 565827.

It is an arithmetic number, because the mean of its divisors is an integer number (4027806720).

Almost surely, 2^146261762988 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 146261762988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193334722560).

146261762988 is an abundant number, since it is smaller than the sum of its proper divisors (240407682132).

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

146261762988 is a wasteful number, since it uses less digits than its factorization.

146261762988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399707 (or 399705 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 60.

The spelling of 146261762988 in words is "one hundred forty-six billion, two hundred sixty-one million, seven hundred sixty-two thousand, nine hundred eighty-eight".