5155511600651 has 4 divisors (see below), whose sum is σ = 5156358299400. Its totient is φ = 5154664901904.

The previous prime is 5155511600567. The next prime is 5155511600663. The reversal of 5155511600651 is 1560061155515.

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

It is a cyclic number.

It is not a de Polignac number, because 5155511600651 - 2¹⁰ = 5155511599627 is a prime.

It is a super-2 number, since 2×5155511600651² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5155511600599 and 5155511600608.

It is not an unprimeable number, because it can be changed into a prime (5155511600671) 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, 423340241 + ... + 423352418.

It is an arithmetic number, because the mean of its divisors is an integer number (1289089574850).

Almost surely, 2^{5155511600651} is an apocalyptic number.

5155511600651 is a deficient number, since it is larger than the sum of its proper divisors (846698749).

5155511600651 is an equidigital number, since it uses as much as digits as its factorization.

5155511600651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846698748.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 5155511600651 in words is "five trillion, one hundred fifty-five billion, five hundred eleven million, six hundred thousand, six hundred fifty-one".