545306377 has 16 divisors (see below), whose sum is σ = 685228032. Its totient is φ = 421560720.

The previous prime is 545306369. The next prime is 545306381. The reversal of 545306377 is 773603545.

It is not a de Polignac number, because 545306377 - 2³ = 545306369 is a prime.

It is a super-2 number, since 2×545306377² = 594718089593732258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545306317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18103 + ... + 37660.

It is an arithmetic number, because the mean of its divisors is an integer number (42826752).

Almost surely, 2^545306377 is an apocalyptic number.

It is an amenable number.

545306377 is a deficient number, since it is larger than the sum of its proper divisors (139921655).

545306377 is a wasteful number, since it uses less digits than its factorization.

545306377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55908.

The product of its (nonzero) digits is 264600, while the sum is 40.

The square root of 545306377 is about 23351.7960122985. The cubic root of 545306377 is about 816.9839514802.

The spelling of 545306377 in words is "five hundred forty-five million, three hundred six thousand, three hundred seventy-seven".