63400612107487 has 8 divisors (see below), whose sum is σ = 65763744196304. Its totient is φ = 61077875439168.

The previous prime is 63400612107449. The next prime is 63400612107551. The reversal of 63400612107487 is 78470121600436.

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 63400612107487 - 2¹⁵ = 63400612074719 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63400612107487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63400612107587) 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, 10098851928 + ... + 10098858205.

It is an arithmetic number, because the mean of its divisors is an integer number (8220468024538).

Almost surely, 2^{63400612107487} is an apocalyptic number.

63400612107487 is a deficient number, since it is larger than the sum of its proper divisors (2363132088817).

63400612107487 is a wasteful number, since it uses less digits than its factorization.

63400612107487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20197710249.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 63400612107487 in words is "sixty-three trillion, four hundred billion, six hundred twelve million, one hundred seven thousand, four hundred eighty-seven".