146490290775 has 48 divisors (see below), whose sum is σ = 269281336320. Its totient is φ = 78077858400.

The previous prime is 146490290731. The next prime is 146490290809. The reversal of 146490290775 is 577092094641.

146490290775 is a `hidden beast` number, since 1 + 464 + 90 + 2 + 90 + 7 + 7 + 5 = 666.

It is not a de Polignac number, because 146490290775 - 2¹⁵ = 146490258007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 991354 + ... + 1129496.

It is an arithmetic number, because the mean of its divisors is an integer number (5610027840).

Almost surely, 2^146490290775 is an apocalyptic number.

146490290775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

146490290775 is a deficient number, since it is larger than the sum of its proper divisors (122791045545).

146490290775 is a wasteful number, since it uses less digits than its factorization.

146490290775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139733 (or 139722 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 146490290775 in words is "one hundred forty-six billion, four hundred ninety million, two hundred ninety thousand, seven hundred seventy-five".