155140510546523 has 8 divisors (see below), whose sum is σ = 155166140110800. Its totient is φ = 155114882952480.

The previous prime is 155140510546507. The next prime is 155140510546559. The reversal of 155140510546523 is 325645015041551.

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

It is a cyclic number.

It is not a de Polignac number, because 155140510546523 - 2⁴ = 155140510546507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155140510546423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161370053 + ... + 162328601.

It is an arithmetic number, because the mean of its divisors is an integer number (19395767513850).

Almost surely, 2^{155140510546523} is an apocalyptic number.

155140510546523 is a deficient number, since it is larger than the sum of its proper divisors (25629564277).

155140510546523 is an equidigital number, since it uses as much as digits as its factorization.

155140510546523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985117.

The product of its (nonzero) digits is 1800000, while the sum is 47.

The spelling of 155140510546523 in words is "one hundred fifty-five trillion, one hundred forty billion, five hundred ten million, five hundred forty-six thousand, five hundred twenty-three".