146919697944 has 24 divisors (see below), whose sum is σ = 367303939380. Its totient is φ = 48972606720.

The previous prime is 146919697931. The next prime is 146919697963. The reversal of 146919697944 is 449796919641.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1838664 + ... + 1916904.

Almost surely, 2^146919697944 is an apocalyptic number.

It is an amenable number.

146919697944 is an abundant number, since it is smaller than the sum of its proper divisors (220384241436).

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

146919697944 is an frugal number, since it uses more digits than its factorization.

146919697944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156491 (or 78246 counting only the distinct ones).

The product of its digits is 105815808, while the sum is 69.

The spelling of 146919697944 in words is "one hundred forty-six billion, nine hundred nineteen million, six hundred ninety-seven thousand, nine hundred forty-four".