4000360721465 has 8 divisors (see below), whose sum is σ = 4801132372608. Its totient is φ = 3199822239280.

The previous prime is 4000360721453. The next prime is 4000360721531. The reversal of 4000360721465 is 5641270630004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4000360721465 - 2¹⁰ = 4000360720441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 58254491 + ... + 58323120.

It is an arithmetic number, because the mean of its divisors is an integer number (600141546576).

Almost surely, 2^{4000360721465} is an apocalyptic number.

It is an amenable number.

4000360721465 is a deficient number, since it is larger than the sum of its proper divisors (800771651143).

4000360721465 is a wasteful number, since it uses less digits than its factorization.

4000360721465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116584479.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 4000360721465 in words is "four trillion, three hundred sixty million, seven hundred twenty-one thousand, four hundred sixty-five".