16436498540 has 48 divisors (see below), whose sum is σ = 43033745664. Its totient is φ = 5123064000.

The previous prime is 16436498537. The next prime is 16436498543. The reversal of 16436498540 is 4589463461.

It is an interprime number because it is at equal distance from previous prime (16436498537) and next prime (16436498543).

It is not an unprimeable number, because it can be changed into a prime (16436498543) 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, 5334986 + ... + 5338065.

It is an arithmetic number, because the mean of its divisors is an integer number (896536368).

Almost surely, 2^16436498540 is an apocalyptic number.

16436498540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16436498540 is an abundant number, since it is smaller than the sum of its proper divisors (26597247124).

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

16436498540 is a wasteful number, since it uses less digits than its factorization.

16436498540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10673078 (or 10673076 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 16436498540 in words is "sixteen billion, four hundred thirty-six million, four hundred ninety-eight thousand, five hundred forty".