9956946051 has 12 divisors (see below), whose sum is σ = 15488582928. Its totient is φ = 6127351344.

The previous prime is 9956946049. The next prime is 9956946073. The reversal of 9956946051 is 1506496599.

It is not a de Polignac number, because 9956946051 - 2¹ = 9956946049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9956946011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42550935 + ... + 42551168.

It is an arithmetic number, because the mean of its divisors is an integer number (1290715244).

Almost surely, 2^9956946051 is an apocalyptic number.

9956946051 is a deficient number, since it is larger than the sum of its proper divisors (5531636877).

9956946051 is a wasteful number, since it uses less digits than its factorization.

9956946051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85102122 (or 85102119 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 54.

The square root of 9956946051 is about 99784.4980495468. The cubic root of 9956946051 is about 2151.3383447325.

The spelling of 9956946051 in words is "nine billion, nine hundred fifty-six million, nine hundred forty-six thousand, fifty-one".