46456542440 has 64 divisors (see below), whose sum is σ = 130319660160. Its totient is φ = 14479960320.

The previous prime is 46456542437. The next prime is 46456542491. The reversal of 46456542440 is 4424565464.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 46456542391 and 46456542400.

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, 7538567 + ... + 7544726.

It is an arithmetic number, because the mean of its divisors is an integer number (2036244690).

Almost surely, 2^46456542440 is an apocalyptic number.

46456542440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46456542440 is an abundant number, since it is smaller than the sum of its proper divisors (83863117720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46456542440 is a wasteful number, since it uses less digits than its factorization.

46456542440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15083322 (or 15083318 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 44.

It can be divided in two parts, 464565424 and 40, that added together give a palindrome (464565464).

The spelling of 46456542440 in words is "forty-six billion, four hundred fifty-six million, five hundred forty-two thousand, four hundred forty".