40023511202 has 4 divisors (see below), whose sum is σ = 60035266806. Its totient is φ = 20011755600.

The previous prime is 40023511183. The next prime is 40023511207. The reversal of 40023511202 is 20211532004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39884483521 + 139027681 = 199711^2 + 11791^2 .

It is not an unprimeable number, because it can be changed into a prime (40023511207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005877799 + ... + 10005877802.

Almost surely, 2^40023511202 is an apocalyptic number.

40023511202 is a deficient number, since it is larger than the sum of its proper divisors (20011755604).

40023511202 is a wasteful number, since it uses less digits than its factorization.

40023511202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20011755603.

The product of its (nonzero) digits is 480, while the sum is 20.

The spelling of 40023511202 in words is "forty billion, twenty-three million, five hundred eleven thousand, two hundred two".