19477341480 has 64 divisors (see below), whose sum is σ = 59389948800. Its totient is φ = 5108808960.

The previous prime is 19477341479. The next prime is 19477341511. The reversal of 19477341480 is 8414377491.

It is a happy number.

It is a super-2 number, since 2×19477341480² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1323100 + ... + 1337739.

It is an arithmetic number, because the mean of its divisors is an integer number (927967950).

Almost surely, 2^19477341480 is an apocalyptic number.

19477341480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19477341480 is an abundant number, since it is smaller than the sum of its proper divisors (39912607320).

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

19477341480 is a wasteful number, since it uses less digits than its factorization.

19477341480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660914 (or 2660910 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The spelling of 19477341480 in words is "nineteen billion, four hundred seventy-seven million, three hundred forty-one thousand, four hundred eighty".