475511764503 has 8 divisors (see below), whose sum is σ = 634031229568. Its totient is φ = 317000071224.

The previous prime is 475511764381. The next prime is 475511764517. The reversal of 475511764503 is 305467115574.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 475511764503 - 2¹² = 475511760407 is a prime.

It is a super-2 number, since 2×475511764503² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475511764523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798651 + ... + 2046012.

It is an arithmetic number, because the mean of its divisors is an integer number (79253903696).

Almost surely, 2^475511764503 is an apocalyptic number.

475511764503 is a deficient number, since it is larger than the sum of its proper divisors (158519465065).

475511764503 is a wasteful number, since it uses less digits than its factorization.

475511764503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885893.

The product of its (nonzero) digits is 1764000, while the sum is 48.

The spelling of 475511764503 in words is "four hundred seventy-five billion, five hundred eleven million, seven hundred sixty-four thousand, five hundred three".