67464894357 has 16 divisors (see below), whose sum is σ = 114226276480. Its totient is φ = 38551368096.

The previous prime is 67464894269. The next prime is 67464894379. The reversal of 67464894357 is 75349846476.

It is a happy number.

67464894357 is a `hidden beast` number, since 6 + 7 + 464 + 89 + 43 + 57 = 666.

It is not a de Polignac number, because 67464894357 - 2²⁴ = 67448117141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67464894294 and 67464894303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67464894257) 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, 178478368 + ... + 178478745.

It is an arithmetic number, because the mean of its divisors is an integer number (7139142280).

Almost surely, 2^67464894357 is an apocalyptic number.

It is an amenable number.

67464894357 is a deficient number, since it is larger than the sum of its proper divisors (46761382123).

67464894357 is a wasteful number, since it uses less digits than its factorization.

67464894357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356957129 (or 356957123 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 67464894357 in words is "sixty-seven billion, four hundred sixty-four million, eight hundred ninety-four thousand, three hundred fifty-seven".