2478461562487 has 8 divisors (see below), whose sum is σ = 2630055012480. Its totient is φ = 2330520966840.

The previous prime is 2478461562481. The next prime is 2478461562517. The reversal of 2478461562487 is 7842651648742.

2478461562487 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 cyclic number.

It is not a de Polignac number, because 2478461562487 - 2³⁵ = 2444101824119 is a prime.

It is a super-2 number, since 2×2478461562487² (a number of 26 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 (2478461562481) 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, 913212189 + ... + 913214902.

It is an arithmetic number, because the mean of its divisors is an integer number (328756876560).

Almost surely, 2^{2478461562487} is an apocalyptic number.

2478461562487 is a deficient number, since it is larger than the sum of its proper divisors (151593449993).

2478461562487 is a wasteful number, since it uses less digits than its factorization.

2478461562487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826427173.

The product of its digits is 144506880, while the sum is 64.

The spelling of 2478461562487 in words is "two trillion, four hundred seventy-eight billion, four hundred sixty-one million, five hundred sixty-two thousand, four hundred eighty-seven".