10400949670 has 16 divisors (see below), whose sum is σ = 18724150368. Its totient is φ = 4159837440.

The previous prime is 10400949661. The next prime is 10400949709. The reversal of 10400949670 is 7694900401.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17887 + ... + 145333.

It is an arithmetic number, because the mean of its divisors is an integer number (1170259398).

Almost surely, 2^10400949670 is an apocalyptic number.

10400949670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10400949670 is a deficient number, since it is larger than the sum of its proper divisors (8323200698).

10400949670 is a wasteful number, since it uses less digits than its factorization.

10400949670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135615.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 10400949670 in words is "ten billion, four hundred million, nine hundred forty-nine thousand, six hundred seventy".