45078620493 has 8 divisors (see below), whose sum is σ = 60219752608. Its totient is φ = 29994951024.

The previous prime is 45078620491. The next prime is 45078620507. The reversal of 45078620493 is 39402687054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45078620493 - 2¹ = 45078620491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45078620491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14363830 + ... + 14366967.

It is an arithmetic number, because the mean of its divisors is an integer number (7527469076).

Almost surely, 2^45078620493 is an apocalyptic number.

It is an amenable number.

45078620493 is a deficient number, since it is larger than the sum of its proper divisors (15141132115).

45078620493 is a wasteful number, since it uses less digits than its factorization.

45078620493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28731323.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 45078620493 in words is "forty-five billion, seventy-eight million, six hundred twenty thousand, four hundred ninety-three".