11351791066 has 32 divisors (see below), whose sum is σ = 21277808640. Its totient is φ = 4412674800.

The previous prime is 11351791057. The next prime is 11351791067. The reversal of 11351791066 is 66019715311.

It is a super-2 number, since 2×11351791066² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11351791067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16350 + ... + 151561.

It is an arithmetic number, because the mean of its divisors is an integer number (664931520).

Almost surely, 2^11351791066 is an apocalyptic number.

11351791066 is a deficient number, since it is larger than the sum of its proper divisors (9926017574).

11351791066 is a wasteful number, since it uses less digits than its factorization.

11351791066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168370.

The product of its (nonzero) digits is 34020, while the sum is 40.

The spelling of 11351791066 in words is "eleven billion, three hundred fifty-one million, seven hundred ninety-one thousand, sixty-six".