9780377374 has 16 divisors (see below), whose sum is σ = 14881561056. Its totient is φ = 4819897600.

The previous prime is 9780377363. The next prime is 9780377407. The reversal of 9780377374 is 4737730879.

It is a super-2 number, since 2×9780377374² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607914 + ... + 623794.

It is an arithmetic number, because the mean of its divisors is an integer number (930097566).

Almost surely, 2^9780377374 is an apocalyptic number.

9780377374 is a deficient number, since it is larger than the sum of its proper divisors (5101183682).

9780377374 is a wasteful number, since it uses less digits than its factorization.

9780377374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20291.

The product of its (nonzero) digits is 6223392, while the sum is 55.

The square root of 9780377374 is about 98895.7904766426. The cubic root of 9780377374 is about 2138.5457098898.

The spelling of 9780377374 in words is "nine billion, seven hundred eighty million, three hundred seventy-seven thousand, three hundred seventy-four".