461056518873247 has 8 divisors (see below), whose sum is σ = 507421816428240. Its totient is φ = 415433066079360.

The previous prime is 461056518873227. The next prime is 461056518873281. The reversal of 461056518873247 is 742378815650164.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461056518873247 is a prime.

It is a super-2 number, since 2×461056518873247² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461056518873227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185461188972 + ... + 185461191457.

It is an arithmetic number, because the mean of its divisors is an integer number (63427727053530).

Almost surely, 2^{461056518873247} is an apocalyptic number.

461056518873247 is a deficient number, since it is larger than the sum of its proper divisors (46365297554993).

461056518873247 is a wasteful number, since it uses less digits than its factorization.

461056518873247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370922380553.

The product of its (nonzero) digits is 270950400, while the sum is 67.

The spelling of 461056518873247 in words is "four hundred sixty-one trillion, fifty-six billion, five hundred eighteen million, eight hundred seventy-three thousand, two hundred forty-seven".