16357643148 has 288 divisors, whose sum is σ = 52186595328. Its totient is φ = 3931804800.

The previous prime is 16357643147. The next prime is 16357643149. The reversal of 16357643148 is 84134675361.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16357643147) and next prime (16357643149).

It is a super-2 number, since 2×16357643148² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16357643097 and 16357643106.

It is not an unprimeable number, because it can be changed into a prime (16357643147) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4609911 + ... + 4613457.

It is an arithmetic number, because the mean of its divisors is an integer number (181203456).

Almost surely, 2^16357643148 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16357643148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26093297664).

16357643148 is an abundant number, since it is smaller than the sum of its proper divisors (35828952180).

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

16357643148 is a wasteful number, since it uses less digits than its factorization.

16357643148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633 (or 3624 counting only the distinct ones).

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

The spelling of 16357643148 in words is "sixteen billion, three hundred fifty-seven million, six hundred forty-three thousand, one hundred forty-eight".