302145033304451 has 32 divisors (see below), whose sum is σ = 325679884987392. Its totient is φ = 279276276787200.

The previous prime is 302145033304409. The next prime is 302145033304529. The reversal of 302145033304451 is 154403330541203.

It is a de Polignac number, because none of the positive numbers 2^k-302145033304451 is a prime.

It is a super-2 number, since 2×302145033304451² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (302145033304151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10344938090 + ... + 10344967296.

It is an arithmetic number, because the mean of its divisors is an integer number (10177496405856).

Almost surely, 2^{302145033304451} is an apocalyptic number.

302145033304451 is a deficient number, since it is larger than the sum of its proper divisors (23534851682941).

302145033304451 is a wasteful number, since it uses less digits than its factorization.

302145033304451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56579.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 302145033304451 its reverse (154403330541203), we get a palindrome (456548363845654).

The spelling of 302145033304451 in words is "three hundred two trillion, one hundred forty-five billion, thirty-three million, three hundred four thousand, four hundred fifty-one".