40361421252 has 24 divisors (see below), whose sum is σ = 94394159776. Its totient is φ = 13422734208.

The previous prime is 40361421193. The next prime is 40361421281. The reversal of 40361421252 is 25212416304.

40361421252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3878698 + ... + 3889089.

Almost surely, 2^40361421252 is an apocalyptic number.

It is an amenable number.

40361421252 is an abundant number, since it is smaller than the sum of its proper divisors (54032738524).

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

40361421252 is a wasteful number, since it uses less digits than its factorization.

40361421252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7768227 (or 7768225 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 40361421252 its reverse (25212416304), we get a palindrome (65573837556).

The spelling of 40361421252 in words is "forty billion, three hundred sixty-one million, four hundred twenty-one thousand, two hundred fifty-two".