40022012004 has 48 divisors (see below), whose sum is σ = 100730844480. Its totient is φ = 12294541440.

The previous prime is 40022011979. The next prime is 40022012011. The reversal of 40022012004 is 40021022004.

40022012004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40022012004² (a number of 22 digits) contains 22 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, 110667 + ... + 303794.

It is an arithmetic number, because the mean of its divisors is an integer number (2098559260).

Almost surely, 2^40022012004 is an apocalyptic number.

It is an amenable number.

40022012004 is an abundant number, since it is smaller than the sum of its proper divisors (60708832476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40022012004 is a wasteful number, since it uses less digits than its factorization.

40022012004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415100 (or 415098 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 40022012004 its reverse (40021022004), we get a palindrome (80043034008).

The spelling of 40022012004 in words is "forty billion, twenty-two million, twelve thousand, four".