653414651951 has 2 divisors, whose sum is σ = 653414651952. Its totient is φ = 653414651950.

The previous prime is 653414651933. The next prime is 653414652013. The reversal of 653414651951 is 159156414356.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-653414651951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 653414651951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (653414651921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326707325975 + 326707325976.

It is an arithmetic number, because the mean of its divisors is an integer number (326707325976).

Almost surely, 2^653414651951 is an apocalyptic number.

653414651951 is a deficient number, since it is larger than the sum of its proper divisors (1).

653414651951 is an equidigital number, since it uses as much as digits as its factorization.

653414651951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944000, while the sum is 50.

The spelling of 653414651951 in words is "six hundred fifty-three billion, four hundred fourteen million, six hundred fifty-one thousand, nine hundred fifty-one".