46404680649 has 32 divisors (see below), whose sum is σ = 66815280000. Its totient is φ = 28540498944.

The previous prime is 46404680633. The next prime is 46404680677. The reversal of 46404680649 is 94608640464.

It is not a de Polignac number, because 46404680649 - 2⁴ = 46404680633 is a prime.

It is a super-2 number, since 2×46404680649² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (46404684649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1028047 + ... + 1072235.

It is an arithmetic number, because the mean of its divisors is an integer number (2087977500).

Almost surely, 2^46404680649 is an apocalyptic number.

It is an amenable number.

46404680649 is a deficient number, since it is larger than the sum of its proper divisors (20410599351).

46404680649 is a wasteful number, since it uses less digits than its factorization.

46404680649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44617.

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 46404680649 in words is "forty-six billion, four hundred four million, six hundred eighty thousand, six hundred forty-nine".