651053405363 has 4 divisors (see below), whose sum is σ = 689350664520. Its totient is φ = 612756146208.

The previous prime is 651053405341. The next prime is 651053405399. The reversal of 651053405363 is 363504350156.

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-651053405363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 651053405363.

It is not an unprimeable number, because it can be changed into a prime (651053404363) 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, 19148629553 + ... + 19148629586.

It is an arithmetic number, because the mean of its divisors is an integer number (172337666130).

Almost surely, 2^651053405363 is an apocalyptic number.

651053405363 is a deficient number, since it is larger than the sum of its proper divisors (38297259157).

651053405363 is a wasteful number, since it uses less digits than its factorization.

651053405363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38297259156.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 651053405363 in words is "six hundred fifty-one billion, fifty-three million, four hundred five thousand, three hundred sixty-three".