40046615401 has 16 divisors (see below), whose sum is σ = 44067013200. Its totient is φ = 36164494080.

The previous prime is 40046615363. The next prime is 40046615407. The reversal of 40046615401 is 10451664004.

It can be written as a sum of positive squares in 8 ways, for example, as 602176 + 40046013225 = 776^2 + 200115^2 .

It is not a de Polignac number, because 40046615401 - 2⁹ = 40046614889 is a prime.

It is a super-2 number, since 2×40046615401² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40046615407) 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, 157191 + ... + 323731.

It is an arithmetic number, because the mean of its divisors is an integer number (2754188325).

Almost surely, 2^40046615401 is an apocalyptic number.

It is an amenable number.

40046615401 is a deficient number, since it is larger than the sum of its proper divisors (4020397799).

40046615401 is a wasteful number, since it uses less digits than its factorization.

40046615401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166956.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 40046615401 in words is "forty billion, forty-six million, six hundred fifteen thousand, four hundred one".