464514240442451 has 4 divisors (see below), whose sum is σ = 464514330284904. Its totient is φ = 464514150600000.

The previous prime is 464514240442423. The next prime is 464514240442459. The reversal of 464514240442451 is 154244042415464.

It is a happy number.

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 464514240442451 - 2⁶ = 464514240442387 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 464514240442451.

It is not an unprimeable number, because it can be changed into a prime (464514240442459) 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, 36659225 + ... + 47675226.

It is an arithmetic number, because the mean of its divisors is an integer number (116128582571226).

Almost surely, 2^{464514240442451} is an apocalyptic number.

464514240442451 is a deficient number, since it is larger than the sum of its proper divisors (89842453).

464514240442451 is an equidigital number, since it uses as much as digits as its factorization.

464514240442451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89842452.

The product of its (nonzero) digits is 9830400, while the sum is 50.

The spelling of 464514240442451 in words is "four hundred sixty-four trillion, five hundred fourteen billion, two hundred forty million, four hundred forty-two thousand, four hundred fifty-one".