10709955690 has 32 divisors (see below), whose sum is σ = 29375879040. Its totient is φ = 2447989824.

The previous prime is 10709955689. The next prime is 10709955703. The reversal of 10709955690 is 9655990701.

It is a happy number.

It is a super-2 number, since 2×10709955690² (a number of 21 digits) contains 22 as substring.

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, 25499685 + ... + 25500104.

It is an arithmetic number, because the mean of its divisors is an integer number (917996220).

Almost surely, 2^10709955690 is an apocalyptic number.

10709955690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10709955690 is an abundant number, since it is smaller than the sum of its proper divisors (18665923350).

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

10709955690 is a wasteful number, since it uses less digits than its factorization.

10709955690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50999806.

The product of its (nonzero) digits is 765450, while the sum is 51.

The spelling of 10709955690 in words is "ten billion, seven hundred nine million, nine hundred fifty-five thousand, six hundred ninety".