677537370 has 96 divisors (see below), whose sum is σ = 1803634560. Its totient is φ = 176411520.

The previous prime is 677537347. The next prime is 677537387. The reversal of 677537370 is 73735776.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

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 47 ways as a sum of consecutive naturals, for example, 916461 + ... + 917199.

It is an arithmetic number, because the mean of its divisors is an integer number (18787860).

Almost surely, 2^677537370 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677537370, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901817280).

677537370 is an abundant number, since it is smaller than the sum of its proper divisors (1126097190).

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

677537370 is a wasteful number, since it uses less digits than its factorization.

677537370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 977 counting only the distinct ones).

The product of its (nonzero) digits is 648270, while the sum is 45.

The square root of 677537370 is about 26029.5480175895. The cubic root of 677537370 is about 878.3031048251.

The spelling of 677537370 in words is "six hundred seventy-seven million, five hundred thirty-seven thousand, three hundred seventy".