146939765241920 has 56 divisors (see below), whose sum is σ = 399886075414464. Its totient is φ = 50379348082176.

The previous prime is 146939765241917. The next prime is 146939765241947. The reversal of 146939765241920 is 29142567939641.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×146939765241920² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32799052502 + ... + 32799056981.

Almost surely, 2^{146939765241920} is an apocalyptic number.

146939765241920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146939765241920 is an abundant number, since it is smaller than the sum of its proper divisors (252946310172544).

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

146939765241920 is an equidigital number, since it uses as much as digits as its factorization.

146939765241920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65598109507 (or 65598109497 counting only the distinct ones).

The product of its (nonzero) digits is 176359680, while the sum is 68.

The spelling of 146939765241920 in words is "one hundred forty-six trillion, nine hundred thirty-nine billion, seven hundred sixty-five million, two hundred forty-one thousand, nine hundred twenty".