16377191740 has 288 divisors, whose sum is σ = 47458897920. Its totient is φ = 4619317248.

The previous prime is 16377191731. The next prime is 16377191749. The reversal of 16377191740 is 4719177361.

It is an interprime number because it is at equal distance from previous prime (16377191731) and next prime (16377191749).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16377191749) 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, 7641109 + ... + 7643251.

It is an arithmetic number, because the mean of its divisors is an integer number (164787840).

Almost surely, 2^16377191740 is an apocalyptic number.

16377191740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16377191740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23729448960).

16377191740 is an abundant number, since it is smaller than the sum of its proper divisors (31081706180).

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

16377191740 is a wasteful number, since it uses less digits than its factorization.

16377191740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221 (or 2206 counting only the distinct ones).

The product of its (nonzero) digits is 222264, while the sum is 46.

The spelling of 16377191740 in words is "sixteen billion, three hundred seventy-seven million, one hundred ninety-one thousand, seven hundred forty".