46318652378 has 4 divisors (see below), whose sum is σ = 69477978570. Its totient is φ = 23159326188.

The previous prime is 46318652377. The next prime is 46318652381. The reversal of 46318652378 is 87325681364.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 41413471009 + 4905181369 = 203503^2 + 70037^2 .

It is a super-2 number, since 2×46318652378² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46318652377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11579663093 + ... + 11579663096.

Almost surely, 2^46318652378 is an apocalyptic number.

46318652378 is a deficient number, since it is larger than the sum of its proper divisors (23159326192).

46318652378 is a wasteful number, since it uses less digits than its factorization.

46318652378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23159326191.

The product of its digits is 5806080, while the sum is 53.

The spelling of 46318652378 in words is "forty-six billion, three hundred eighteen million, six hundred fifty-two thousand, three hundred seventy-eight".