45987421488 has 20 divisors (see below), whose sum is σ = 118800838968. Its totient is φ = 15329140480.

The previous prime is 45987421481. The next prime is 45987421559. The reversal of 45987421488 is 88412478954.

It is a super-2 number, since 2×45987421488² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45987421481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479035593 + ... + 479035688.

Almost surely, 2^45987421488 is an apocalyptic number.

45987421488 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45987421488 is an abundant number, since it is smaller than the sum of its proper divisors (72813417480).

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

45987421488 is a wasteful number, since it uses less digits than its factorization.

45987421488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958071292 (or 958071286 counting only the distinct ones).

The product of its digits is 20643840, while the sum is 60.

The spelling of 45987421488 in words is "forty-five billion, nine hundred eighty-seven million, four hundred twenty-one thousand, four hundred eighty-eight".