5401909981602 has 24 divisors (see below), whose sum is σ = 12213013872384. Its totient is φ = 1722348109944.

The previous prime is 5401909981591. The next prime is 5401909981621. The reversal of 5401909981602 is 2061899091045.

5401909981602 is a `hidden beast` number, since 5 + 401 + 90 + 9 + 98 + 1 + 60 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6524045458 + ... + 6524046285.

It is an arithmetic number, because the mean of its divisors is an integer number (508875578016).

Almost surely, 2^{5401909981602} is an apocalyptic number.

5401909981602 is an abundant number, since it is smaller than the sum of its proper divisors (6811103890782).

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

5401909981602 is a wasteful number, since it uses less digits than its factorization.

5401909981602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13048091774 (or 13048091771 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 54.

The spelling of 5401909981602 in words is "five trillion, four hundred one billion, nine hundred nine million, nine hundred eighty-one thousand, six hundred two".