11900072334 has 8 divisors (see below), whose sum is σ = 23800144680. Its totient is φ = 3966690776.

The previous prime is 11900072299. The next prime is 11900072341. The reversal of 11900072334 is 43327000911.

It is a sphenic number, since it is the product of 3 distinct primes.

11900072334 is an admirable number.

It is a super-2 number, since 2×11900072334² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991672689 + ... + 991672700.

It is an arithmetic number, because the mean of its divisors is an integer number (2975018085).

Almost surely, 2^11900072334 is an apocalyptic number.

11900072334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11900072334 is a wasteful number, since it uses less digits than its factorization.

11900072334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983345394.

The product of its (nonzero) digits is 4536, while the sum is 30.

The spelling of 11900072334 in words is "eleven billion, nine hundred million, seventy-two thousand, three hundred thirty-four".