145858561078 has 8 divisors (see below), whose sum is σ = 218824923168. Its totient is φ = 72916920024.

The previous prime is 145858561061. The next prime is 145858561081. The reversal of 145858561078 is 870165858541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6165501 + ... + 6189112.

It is an arithmetic number, because the mean of its divisors is an integer number (27353115396).

Almost surely, 2^145858561078 is an apocalyptic number.

145858561078 is a deficient number, since it is larger than the sum of its proper divisors (72966362090).

145858561078 is a wasteful number, since it uses less digits than its factorization.

145858561078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12360518.

The product of its (nonzero) digits is 10752000, while the sum is 58.

The spelling of 145858561078 in words is "one hundred forty-five billion, eight hundred fifty-eight million, five hundred sixty-one thousand, seventy-eight".