7421414523440 has 20 divisors (see below), whose sum is σ = 17254788767184. Its totient is φ = 2968565809344.

The previous prime is 7421414523437. The next prime is 7421414523487. The reversal of 7421414523440 is 443254141247.

It is a tau number, because it is divible by the number of its divisors (20).

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, 46383840692 + ... + 46383840851.

Almost surely, 2^{7421414523440} is an apocalyptic number.

It is an amenable number.

7421414523440 is an abundant number, since it is smaller than the sum of its proper divisors (9833374243744).

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

7421414523440 is a wasteful number, since it uses less digits than its factorization.

7421414523440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92767681556 (or 92767681550 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 41.

Adding to 7421414523440 its reverse (443254141247), we get a palindrome (7864668664687).

The spelling of 7421414523440 in words is "seven trillion, four hundred twenty-one billion, four hundred fourteen million, five hundred twenty-three thousand, four hundred forty".