1078615012463 has 4 divisors (see below), whose sum is σ = 1078691616408. Its totient is φ = 1078538408520.

The previous prime is 1078615012411. The next prime is 1078615012583. The reversal of 1078615012463 is 3642105168701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1078615012463 - 2⁸ = 1078615012207 is a prime.

It is a super-2 number, since 2×1078615012463² (a number of 25 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 (1078615015463) 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, 38280848 + ... + 38309013.

It is an arithmetic number, because the mean of its divisors is an integer number (269672904102).

Almost surely, 2^{1078615012463} is an apocalyptic number.

1078615012463 is a deficient number, since it is larger than the sum of its proper divisors (76603945).

1078615012463 is an equidigital number, since it uses as much as digits as its factorization.

1078615012463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76603944.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 1078615012463 in words is "one trillion, seventy-eight billion, six hundred fifteen million, twelve thousand, four hundred sixty-three".