10621079090 has 32 divisors (see below), whose sum is σ = 19299686400. Its totient is φ = 4208203584.

The previous prime is 10621079089. The next prime is 10621079113. The reversal of 10621079090 is 9097012601.

It is a super-2 number, since 2×10621079090² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10621079090.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537119 + ... + 556541.

It is an arithmetic number, because the mean of its divisors is an integer number (603115200).

Almost surely, 2^10621079090 is an apocalyptic number.

10621079090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10621079090 is a deficient number, since it is larger than the sum of its proper divisors (8678607310).

10621079090 is a wasteful number, since it uses less digits than its factorization.

10621079090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19946.

The product of its (nonzero) digits is 6804, while the sum is 35.

The spelling of 10621079090 in words is "ten billion, six hundred twenty-one million, seventy-nine thousand, ninety".