11956469394 has 16 divisors (see below), whose sum is σ = 23914756800. Its totient is φ = 3985186800.

The previous prime is 11956469351. The next prime is 11956469407. The reversal of 11956469394 is 49396465911.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18832 + ... + 155780.

It is an arithmetic number, because the mean of its divisors is an integer number (1494672300).

Almost surely, 2^11956469394 is an apocalyptic number.

11956469394 is an abundant number, since it is smaller than the sum of its proper divisors (11958287406).

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

11956469394 is a wasteful number, since it uses less digits than its factorization.

11956469394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151505.

The product of its digits is 6298560, while the sum is 57.

The spelling of 11956469394 in words is "eleven billion, nine hundred fifty-six million, four hundred sixty-nine thousand, three hundred ninety-four".