1964267071131 has 16 divisors (see below), whose sum is σ = 2623673783808. Its totient is φ = 1307187420000.

The previous prime is 1964267071121. The next prime is 1964267071163. The reversal of 1964267071131 is 1311707624691.

It is not a de Polignac number, because 1964267071131 - 2¹³ = 1964267062939 is a prime.

It is a super-2 number, since 2×1964267071131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1964267071121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4915261 + ... + 5299841.

It is an arithmetic number, because the mean of its divisors is an integer number (163979611488).

Almost surely, 2^{1964267071131} is an apocalyptic number.

1964267071131 is a deficient number, since it is larger than the sum of its proper divisors (659406712677).

1964267071131 is a wasteful number, since it uses less digits than its factorization.

1964267071131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387602.

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 1964267071131 in words is "one trillion, nine hundred sixty-four billion, two hundred sixty-seven million, seventy-one thousand, one hundred thirty-one".