1316232461511 has 96 divisors (see below), whose sum is σ = 2170965888000. Its totient is φ = 761129026560.

The previous prime is 1316232461477. The next prime is 1316232461539. The reversal of 1316232461511 is 1151642326131.

1316232461511 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 2 + 3 + 24 + 615 + 11 = 666.

It is not a de Polignac number, because 1316232461511 - 2¹⁵ = 1316232428743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316232461561) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 148739215 + ... + 148748063.

It is an arithmetic number, because the mean of its divisors is an integer number (22614228000).

Almost surely, 2^{1316232461511} is an apocalyptic number.

1316232461511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1316232461511 is a deficient number, since it is larger than the sum of its proper divisors (854733426489).

1316232461511 is a wasteful number, since it uses less digits than its factorization.

1316232461511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9501 (or 9498 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

Adding to 1316232461511 its reverse (1151642326131), we get a palindrome (2467874787642).

The spelling of 1316232461511 in words is "one trillion, three hundred sixteen billion, two hundred thirty-two million, four hundred sixty-one thousand, five hundred eleven".