146120877890 has 16 divisors (see below), whose sum is σ = 283249702008. Its totient is φ = 53952324096.

The previous prime is 146120877863. The next prime is 146120877901. The reversal of 146120877890 is 98778021641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 43905754369 + 102215123521 = 209537^2 + 319711^2 .

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 7 ways as a sum of consecutive naturals, for example, 562003247 + ... + 562003506.

Almost surely, 2^146120877890 is an apocalyptic number.

146120877890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146120877890 is a deficient number, since it is larger than the sum of its proper divisors (137128824118).

146120877890 is a wasteful number, since it uses less digits than its factorization.

146120877890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124006773.

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 146120877890 in words is "one hundred forty-six billion, one hundred twenty million, eight hundred seventy-seven thousand, eight hundred ninety".