63495715 has 16 divisors (see below), whose sum is σ = 77898240. Its totient is φ = 49674240.

The previous prime is 63495673. The next prime is 63495727. The reversal of 63495715 is 51759436.

It is not a de Polignac number, because 63495715 - 2¹⁹ = 62971427 is a prime.

It is a super-2 number, since 2×63495715² = 8063411646722450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42430 + ... + 43900.

It is an arithmetic number, because the mean of its divisors is an integer number (4868640).

Almost surely, 2^63495715 is an apocalyptic number.

63495715 is a deficient number, since it is larger than the sum of its proper divisors (14402525).

63495715 is a wasteful number, since it uses less digits than its factorization.

63495715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662.

The product of its digits is 113400, while the sum is 40.

The square root of 63495715 is about 7968.4198559062. The cubic root of 63495715 is about 398.9466347390.

The spelling of 63495715 in words is "sixty-three million, four hundred ninety-five thousand, seven hundred fifteen".