1965420370467 has 48 divisors (see below), whose sum is σ = 3113971380000. Its totient is φ = 1189765366272.

The previous prime is 1965420370457. The next prime is 1965420370499. The reversal of 1965420370467 is 7640730245691.

1965420370467 is a `hidden beast` number, since 1 + 9 + 6 + 542 + 0 + 37 + 0 + 4 + 67 = 666.

It is not a de Polignac number, because 1965420370467 - 2¹⁶ = 1965420304931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1965420370447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 767092 + ... + 2125857.

It is an arithmetic number, because the mean of its divisors is an integer number (64874403750).

Almost surely, 2^{1965420370467} is an apocalyptic number.

1965420370467 is a deficient number, since it is larger than the sum of its proper divisors (1148551009533).

1965420370467 is a wasteful number, since it uses less digits than its factorization.

1965420370467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893140 (or 2893137 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 1965420370467 in words is "one trillion, nine hundred sixty-five billion, four hundred twenty million, three hundred seventy thousand, four hundred sixty-seven".