1190736489921 has 16 divisors (see below), whose sum is σ = 1743012078528. Its totient is φ = 717061924800.

The previous prime is 1190736489919. The next prime is 1190736490049. The reversal of 1190736489921 is 1299846370911.

It is not a de Polignac number, because 1190736489921 - 2¹ = 1190736489919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1190736469921) 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, 114908590 + ... + 114918951.

It is an arithmetic number, because the mean of its divisors is an integer number (108938254908).

Almost surely, 2^{1190736489921} is an apocalyptic number.

1190736489921 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1190736489921 is a deficient number, since it is larger than the sum of its proper divisors (552275588607).

1190736489921 is a wasteful number, since it uses less digits than its factorization.

1190736489921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229827712.

The product of its (nonzero) digits is 5878656, while the sum is 60.

The spelling of 1190736489921 in words is "one trillion, one hundred ninety billion, seven hundred thirty-six million, four hundred eighty-nine thousand, nine hundred twenty-one".