40400456105626 has 32 divisors (see below), whose sum is σ = 65755000623312. Its totient is φ = 18541342064640.

The previous prime is 40400456105621. The next prime is 40400456105671. The reversal of 40400456105626 is 62650165400404.

It can be written as a sum of positive squares in 8 ways, for example, as 13298530291225 + 27101925814401 = 3646715^2 + 5205951^2 .

It is a super-2 number, since 2×40400456105626² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40400456105621) 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, 1681351 + ... + 9144826.

Almost surely, 2^{40400456105626} is an apocalyptic number.

40400456105626 is a deficient number, since it is larger than the sum of its proper divisors (25354544517686).

40400456105626 is a wasteful number, since it uses less digits than its factorization.

40400456105626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10828914.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 40400456105626 in words is "forty trillion, four hundred billion, four hundred fifty-six million, one hundred five thousand, six hundred twenty-six".