40722012004 has 6 divisors (see below), whose sum is σ = 71263521014. Its totient is φ = 20361006000.

The previous prime is 40722011999. The next prime is 40722012031. The reversal of 40722012004 is 40021022704.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36645444900 + 4076567104 = 191430^2 + 63848^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5090251497 + ... + 5090251504.

Almost surely, 2^40722012004 is an apocalyptic number.

It is an amenable number.

40722012004 is a deficient number, since it is larger than the sum of its proper divisors (30541509010).

40722012004 is a wasteful number, since it uses less digits than its factorization.

40722012004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10180503005 (or 10180503003 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 22.

Adding to 40722012004 its reverse (40021022704), we get a palindrome (80743034708).

The spelling of 40722012004 in words is "forty billion, seven hundred twenty-two million, twelve thousand, four".