146110621978 has 8 divisors (see below), whose sum is σ = 222758817300. Its totient is φ = 71857682880.

The previous prime is 146110621967. The next prime is 146110621999. The reversal of 146110621978 is 879126011641.

It can be written as a sum of positive squares in 2 ways, for example, as 107205820929 + 38904801049 = 327423^2 + 197243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598813903 + ... + 598814146.

Almost surely, 2^146110621978 is an apocalyptic number.

146110621978 is a deficient number, since it is larger than the sum of its proper divisors (76648195322).

146110621978 is a wasteful number, since it uses less digits than its factorization.

146110621978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197628112.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 146110621978 in words is "one hundred forty-six billion, one hundred ten million, six hundred twenty-one thousand, nine hundred seventy-eight".