10434490990 has 128 divisors (see below), whose sum is σ = 24148067328. Its totient is φ = 3151457280.

The previous prime is 10434490981. The next prime is 10434490999. The reversal of 10434490990 is 9909443401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10434490981) and next prime (10434490999).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10434490999) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8745834 + ... + 8747026.

It is an arithmetic number, because the mean of its divisors is an integer number (188656776).

Almost surely, 2^10434490990 is an apocalyptic number.

10434490990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10434490990 is an abundant number, since it is smaller than the sum of its proper divisors (13713576338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10434490990 is a wasteful number, since it uses less digits than its factorization.

10434490990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562.

The product of its (nonzero) digits is 139968, while the sum is 43.

The spelling of 10434490990 in words is "ten billion, four hundred thirty-four million, four hundred ninety thousand, nine hundred ninety".