6401974586289 has 32 divisors (see below), whose sum is σ = 9028336558080. Its totient is φ = 4026946891968.

The previous prime is 6401974586263. The next prime is 6401974586311. The reversal of 6401974586289 is 9826854791046.

6401974586289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6401974586289 - 2²¹ = 6401972489137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is not an unprimeable number, because it can be changed into a prime (6401974086289) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5241987 + ... + 6346839.

It is an arithmetic number, because the mean of its divisors is an integer number (282135517440).

Almost surely, 2^{6401974586289} is an apocalyptic number.

6401974586289 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

It is an amenable number.

6401974586289 is a deficient number, since it is larger than the sum of its proper divisors (2626361971791).

6401974586289 is a wasteful number, since it uses less digits than its factorization.

6401974586289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106021.

The product of its (nonzero) digits is 209018880, while the sum is 69.

The spelling of 6401974586289 in words is "six trillion, four hundred one billion, nine hundred seventy-four million, five hundred eighty-six thousand, two hundred eighty-nine".