56454466445465 has 16 divisors (see below), whose sum is σ = 74123328614400. Its totient is φ = 40935960549120.

The previous prime is 56454466445401. The next prime is 56454466445527.

56454466445465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56454466445465 - 2⁶ = 56454466445401 is a prime.

It is a super-4 number, since 4×56454466445465⁴ (a number of 56 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56454466445395 and 56454466445404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1522896665 + ... + 1522933734.

It is an arithmetic number, because the mean of its divisors is an integer number (4632708038400).

Almost surely, 2^{56454466445465} is an apocalyptic number.

56454466445465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56454466445465 is a deficient number, since it is larger than the sum of its proper divisors (17668862168935).

56454466445465 is a wasteful number, since it uses less digits than its factorization.

56454466445465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045830752.

The product of its digits is 3317760000, while the sum is 68.

The spelling of 56454466445465 in words is "fifty-six trillion, four hundred fifty-four billion, four hundred sixty-six million, four hundred forty-five thousand, four hundred sixty-five".