290134198678 has 16 divisors (see below), whose sum is σ = 445383663120. Its totient is φ = 141673908096.

The previous prime is 290134198637. The next prime is 290134198681. The reversal of 290134198678 is 876891431092.

It is a congruent number.

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, 404826 + ... + 862642.

It is an arithmetic number, because the mean of its divisors is an integer number (27836478945).

Almost surely, 2^290134198678 is an apocalyptic number.

290134198678 is a deficient number, since it is larger than the sum of its proper divisors (155249464442).

290134198678 is a wasteful number, since it uses less digits than its factorization.

290134198678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465231.

The product of its (nonzero) digits is 5225472, while the sum is 58.

The spelling of 290134198678 in words is "two hundred ninety billion, one hundred thirty-four million, one hundred ninety-eight thousand, six hundred seventy-eight".