64461547246 has 8 divisors (see below), whose sum is σ = 100026538920. Its totient is φ = 31119367608.

The previous prime is 64461547243. The next prime is 64461547253. The reversal of 64461547246 is 64274516446.

64461547246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 64461547246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64461547243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555702936 + ... + 555703051.

It is an arithmetic number, because the mean of its divisors is an integer number (12503317365).

Almost surely, 2^64461547246 is an apocalyptic number.

64461547246 is a deficient number, since it is larger than the sum of its proper divisors (35564991674).

64461547246 is a wasteful number, since it uses less digits than its factorization.

64461547246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111406018.

The product of its digits is 3870720, while the sum is 49.

The spelling of 64461547246 in words is "sixty-four billion, four hundred sixty-one million, five hundred forty-seven thousand, two hundred forty-six".