1864378460367 has 24 divisors (see below), whose sum is σ = 2780016640128. Its totient is φ = 1202757811200.

The previous prime is 1864378460327. The next prime is 1864378460389. The reversal of 1864378460367 is 7630648734681.

1864378460367 is a `hidden beast` number, since 1 + 8 + 6 + 43 + 78 + 460 + 3 + 67 = 666.

It is not a de Polignac number, because 1864378460367 - 2⁷ = 1864378460239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864378460317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5100067 + ... + 5453387.

It is an arithmetic number, because the mean of its divisors is an integer number (115834026672).

Almost surely, 2^{1864378460367} is an apocalyptic number.

1864378460367 is a deficient number, since it is larger than the sum of its proper divisors (915638179761).

1864378460367 is a wasteful number, since it uses less digits than its factorization.

1864378460367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372271 (or 372268 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 63.

The spelling of 1864378460367 in words is "one trillion, eight hundred sixty-four billion, three hundred seventy-eight million, four hundred sixty thousand, three hundred sixty-seven".