64423674051 has 16 divisors (see below), whose sum is σ = 93753856128. Its totient is φ = 39025195200.

The previous prime is 64423674037. The next prime is 64423674089. The reversal of 64423674051 is 15047632446.

It is a happy number.

It is not a de Polignac number, because 64423674051 - 2⁵ = 64423674019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64423673994 and 64423674012.

It is not an unprimeable number, because it can be changed into a prime (64423674031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419026 + ... + 551751.

It is an arithmetic number, because the mean of its divisors is an integer number (5859616008).

Almost surely, 2^64423674051 is an apocalyptic number.

64423674051 is a deficient number, since it is larger than the sum of its proper divisors (29330182077).

64423674051 is a wasteful number, since it uses less digits than its factorization.

64423674051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972802.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 64423674051 in words is "sixty-four billion, four hundred twenty-three million, six hundred seventy-four thousand, fifty-one".