40040154002 has 32 divisors (see below), whose sum is σ = 63322378560. Its totient is φ = 18969210880.

The previous prime is 40040153999. The next prime is 40040154073. The reversal of 40040154002 is 20045104004.

It is a super-3 number, since 3×40040154002³ (a number of 33 digits) contains 333 as substring.

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, 351698 + ... + 451410.

It is an arithmetic number, because the mean of its divisors is an integer number (1978824330).

Almost surely, 2^40040154002 is an apocalyptic number.

40040154002 is a deficient number, since it is larger than the sum of its proper divisors (23282224558).

40040154002 is a wasteful number, since it uses less digits than its factorization.

40040154002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99898.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 40040154002 its reverse (20045104004), we get a palindrome (60085258006).

The spelling of 40040154002 in words is "forty billion, forty million, one hundred fifty-four thousand, two".