45997881415 has 8 divisors (see below), whose sum is σ = 56238919488. Its totient is φ = 36103997280.

The previous prime is 45997881373. The next prime is 45997881443. The reversal of 45997881415 is 51418879954.

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

It is not a de Polignac number, because 45997881415 - 2¹³ = 45997873223 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 86788191 + ... + 86788720.

It is an arithmetic number, because the mean of its divisors is an integer number (7029864936).

Almost surely, 2^45997881415 is an apocalyptic number.

45997881415 is a deficient number, since it is larger than the sum of its proper divisors (10241038073).

45997881415 is a wasteful number, since it uses less digits than its factorization.

45997881415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173576969.

The product of its digits is 14515200, while the sum is 61.

The spelling of 45997881415 in words is "forty-five billion, nine hundred ninety-seven million, eight hundred eighty-one thousand, four hundred fifteen".