16540375030 has 16 divisors (see below), whose sum is σ = 29777150304. Its totient is φ = 6615155520.

The previous prime is 16540375009. The next prime is 16540375051. The reversal of 16540375030 is 3057304561.

It is an interprime number because it is at equal distance from previous prime (16540375009) and next prime (16540375051).

It is a super-2 number, since 2×16540375030² (a number of 21 digits) contains 22 as substring.

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, 52482 + ... + 189301.

It is an arithmetic number, because the mean of its divisors is an integer number (1861071894).

Almost surely, 2^16540375030 is an apocalyptic number.

16540375030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16540375030 is a deficient number, since it is larger than the sum of its proper divisors (13236775274).

16540375030 is a wasteful number, since it uses less digits than its factorization.

16540375030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248631.

The product of its (nonzero) digits is 37800, while the sum is 34.

Adding to 16540375030 its reverse (3057304561), we get a palindrome (19597679591).

The spelling of 16540375030 in words is "sixteen billion, five hundred forty million, three hundred seventy-five thousand, thirty".