40221020152 has 16 divisors (see below), whose sum is σ = 75431377440. Its totient is φ = 20105986176.

The previous prime is 40221020057. The next prime is 40221020173. The reversal of 40221020152 is 25102012204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527553 + ... + 598960.

It is an arithmetic number, because the mean of its divisors is an integer number (4714461090).

Almost surely, 2^40221020152 is an apocalyptic number.

It is an amenable number.

40221020152 is a deficient number, since it is larger than the sum of its proper divisors (35210357288).

40221020152 is a wasteful number, since it uses less digits than its factorization.

40221020152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130982 (or 1130978 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 40221020152 its reverse (25102012204), we get a palindrome (65323032356).

The spelling of 40221020152 in words is "forty billion, two hundred twenty-one million, twenty thousand, one hundred fifty-two".