275377016065455 has 64 divisors (see below), whose sum is σ = 501083696171520. Its totient is φ = 143412276688128.

The previous prime is 275377016065439. The next prime is 275377016065507. The reversal of 275377016065455 is 554560610773572.

275377016065455 is a `hidden beast` number, since 2 + 7 + 5 + 3 + 7 + 70 + 16 + 0 + 6 + 545 + 5 = 666.

It is not a de Polignac number, because 275377016065455 - 2⁴ = 275377016065439 is a prime.

It is a super-2 number, since 2×275377016065455² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 275377016065392 and 275377016065401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14255932 + ... + 27458798.

It is an arithmetic number, because the mean of its divisors is an integer number (7829432752680).

Almost surely, 2^{275377016065455} is an apocalyptic number.

275377016065455 is a deficient number, since it is larger than the sum of its proper divisors (225706680106065).

275377016065455 is a wasteful number, since it uses less digits than its factorization.

275377016065455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13206517 (or 13206511 counting only the distinct ones).

The product of its (nonzero) digits is 185220000, while the sum is 63.

The spelling of 275377016065455 in words is "two hundred seventy-five trillion, three hundred seventy-seven billion, sixteen million, sixty-five thousand, four hundred fifty-five".