40401504039154 has 16 divisors (see below), whose sum is σ = 61330650176160. Its totient is φ = 19958305609440.

The previous prime is 40401504039119. The next prime is 40401504039157. The reversal of 40401504039154 is 45193040510404.

It is not an unprimeable number, because it can be changed into a prime (40401504039157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87676764 + ... + 88136359.

It is an arithmetic number, because the mean of its divisors is an integer number (3833165636010).

Almost surely, 2^{40401504039154} is an apocalyptic number.

40401504039154 is a deficient number, since it is larger than the sum of its proper divisors (20929146137006).

40401504039154 is a wasteful number, since it uses less digits than its factorization.

40401504039154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175814505.

The product of its (nonzero) digits is 172800, while the sum is 40.

Adding to 40401504039154 its reverse (45193040510404), we get a palindrome (85594544549558).

The spelling of 40401504039154 in words is "forty trillion, four hundred one billion, five hundred four million, thirty-nine thousand, one hundred fifty-four".