315045406606451 has 4 divisors (see below), whose sum is σ = 325208161658304. Its totient is φ = 304882651554600.

The previous prime is 315045406606387. The next prime is 315045406606481. The reversal of 315045406606451 is 154606604540513.

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 315045406606451 - 2⁶ = 315045406606387 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 315045406606451.

It is not an unprimeable number, because it can be changed into a prime (315045406606481) 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, 5081377525880 + ... + 5081377525941.

It is an arithmetic number, because the mean of its divisors is an integer number (81302040414576).

Almost surely, 2^{315045406606451} is an apocalyptic number.

315045406606451 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

315045406606451 is a deficient number, since it is larger than the sum of its proper divisors (10162755051853).

315045406606451 is a wasteful number, since it uses less digits than its factorization.

315045406606451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10162755051852.

The product of its (nonzero) digits is 5184000, while the sum is 50.

The spelling of 315045406606451 in words is "three hundred fifteen trillion, forty-five billion, four hundred six million, six hundred six thousand, four hundred fifty-one".