260427817510978 has 64 divisors (see below), whose sum is σ = 423301891525632. Its totient is φ = 119453514912000.

The previous prime is 260427817510943. The next prime is 260427817511101. The reversal of 260427817510978 is 879015718724062.

260427817510978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×260427817510978² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9827080728 + ... + 9827107228.

It is an arithmetic number, because the mean of its divisors is an integer number (6614092055088).

Almost surely, 2^{260427817510978} is an apocalyptic number.

260427817510978 is a deficient number, since it is larger than the sum of its proper divisors (162874074014654).

260427817510978 is a wasteful number, since it uses less digits than its factorization.

260427817510978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29579.

The product of its (nonzero) digits is 94832640, while the sum is 67.

The spelling of 260427817510978 in words is "two hundred sixty trillion, four hundred twenty-seven billion, eight hundred seventeen million, five hundred ten thousand, nine hundred seventy-eight".