5478407613501 has 16 divisors (see below), whose sum is σ = 7409599154496. Its totient is φ = 3599811386496.

The previous prime is 5478407613461. The next prime is 5478407613509. The reversal of 5478407613501 is 1053167048745.

It is a happy number.

It is not a de Polignac number, because 5478407613501 - 2⁹ = 5478407612989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5478407613509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8109330 + ... + 8758883.

It is an arithmetic number, because the mean of its divisors is an integer number (463099947156).

Almost surely, 2^{5478407613501} is an apocalyptic number.

It is an amenable number.

5478407613501 is a deficient number, since it is larger than the sum of its proper divisors (1931191540995).

5478407613501 is a wasteful number, since it uses less digits than its factorization.

5478407613501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16869772.

The product of its (nonzero) digits is 2822400, while the sum is 51.

The spelling of 5478407613501 in words is "five trillion, four hundred seventy-eight billion, four hundred seven million, six hundred thirteen thousand, five hundred one".