11958409014 has 16 divisors (see below), whose sum is σ = 24219563520. Its totient is φ = 3935678760.

The previous prime is 11958409013. The next prime is 11958409037. The reversal of 11958409014 is 41090485911.

It is a super-2 number, since 2×11958409014² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11958409013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12613882 + ... + 12614829.

It is an arithmetic number, because the mean of its divisors is an integer number (1513722720).

Almost surely, 2^11958409014 is an apocalyptic number.

11958409014 is an abundant number, since it is smaller than the sum of its proper divisors (12261154506).

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

11958409014 is a wasteful number, since it uses less digits than its factorization.

11958409014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228795.

The product of its (nonzero) digits is 51840, while the sum is 42.

The spelling of 11958409014 in words is "eleven billion, nine hundred fifty-eight million, four hundred nine thousand, fourteen".