70542432450451 has 8 divisors (see below), whose sum is σ = 75990300454880. Its totient is φ = 65097639738432.

The previous prime is 70542432450449. The next prime is 70542432450563. The reversal of 70542432450451 is 15405423424507.

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 70542432450451 - 2¹ = 70542432450449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70542432450151) 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, 768775455 + ... + 768867208.

It is an arithmetic number, because the mean of its divisors is an integer number (9498787556860).

Almost surely, 2^{70542432450451} is an apocalyptic number.

70542432450451 is a deficient number, since it is larger than the sum of its proper divisors (5447868004429).

70542432450451 is a wasteful number, since it uses less digits than its factorization.

70542432450451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537646205.

The product of its (nonzero) digits is 2688000, while the sum is 46.

Adding to 70542432450451 its reverse (15405423424507), we get a palindrome (85947855874958).

The spelling of 70542432450451 in words is "seventy trillion, five hundred forty-two billion, four hundred thirty-two million, four hundred fifty thousand, four hundred fifty-one".