30151402451 has 2 divisors, whose sum is σ = 30151402452. Its totient is φ = 30151402450.

The previous prime is 30151402441. The next prime is 30151402471. The reversal of 30151402451 is 15420415103.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30151402451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30151402451.

It is not a weakly prime, because it can be changed into another prime (30151402441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15075701225 + 15075701226.

It is an arithmetic number, because the mean of its divisors is an integer number (15075701226).

Almost surely, 2^30151402451 is an apocalyptic number.

30151402451 is a deficient number, since it is larger than the sum of its proper divisors (1).

30151402451 is an equidigital number, since it uses as much as digits as its factorization.

30151402451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 30151402451 its reverse (15420415103), we get a palindrome (45571817554).

The spelling of 30151402451 in words is "thirty billion, one hundred fifty-one million, four hundred two thousand, four hundred fifty-one".