4651603701551 has 4 divisors (see below), whose sum is σ = 4692768336192. Its totient is φ = 4610439066912.

The previous prime is 4651603701539. The next prime is 4651603701559. The reversal of 4651603701551 is 1551073061564.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4651603701551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4651603701559) 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, 20582317151 + ... + 20582317376.

It is an arithmetic number, because the mean of its divisors is an integer number (1173192084048).

Almost surely, 2^{4651603701551} is an apocalyptic number.

4651603701551 is a deficient number, since it is larger than the sum of its proper divisors (41164634641).

4651603701551 is a wasteful number, since it uses less digits than its factorization.

4651603701551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41164634640.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 4651603701551 in words is "four trillion, six hundred fifty-one billion, six hundred three million, seven hundred one thousand, five hundred fifty-one".