155214534112451 has 12 divisors (see below), whose sum is σ = 170608144700112. Its totient is φ = 141103763262000.

The previous prime is 155214534112441. The next prime is 155214534112501. The reversal of 155214534112451 is 154211435412551.

155214534112451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 155214534112451 - 2³⁸ = 154939656205507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155214534112411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53975546 + ... + 56778416.

It is an arithmetic number, because the mean of its divisors is an integer number (14217345391676).

Almost surely, 2^{155214534112451} is an apocalyptic number.

155214534112451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

155214534112451 is a deficient number, since it is larger than the sum of its proper divisors (15393610587661).

155214534112451 is a wasteful number, since it uses less digits than its factorization.

155214534112451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3260554 (or 3260543 counting only the distinct ones).

The product of its digits is 480000, while the sum is 44.

The spelling of 155214534112451 in words is "one hundred fifty-five trillion, two hundred fourteen billion, five hundred thirty-four million, one hundred twelve thousand, four hundred fifty-one".