9420425086990 has 16 divisors (see below), whose sum is σ = 16995926284848. Its totient is φ = 3759467561856.

The previous prime is 9420425086931. The next prime is 9420425086999. The reversal of 9420425086990 is 996805240249.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9420425086999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087804572 + ... + 1087813231.

It is an arithmetic number, because the mean of its divisors is an integer number (1062245392803).

Almost surely, 2^{9420425086990} is an apocalyptic number.

9420425086990 is a deficient number, since it is larger than the sum of its proper divisors (7575501197858).

9420425086990 is a wasteful number, since it uses less digits than its factorization.

9420425086990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175618243.

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 9420425086990 in words is "nine trillion, four hundred twenty billion, four hundred twenty-five million, eighty-six thousand, nine hundred ninety".