154251210055151 has 4 divisors (see below), whose sum is σ = 168274047332904. Its totient is φ = 140228372777400.

The previous prime is 154251210055097. The next prime is 154251210055153. The reversal of 154251210055151 is 151550012152451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 154251210055151 - 2³⁸ = 153976332148207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154251210055153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7011418638860 + ... + 7011418638881.

It is an arithmetic number, because the mean of its divisors is an integer number (42068511833226).

Almost surely, 2^{154251210055151} is an apocalyptic number.

154251210055151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

154251210055151 is a deficient number, since it is larger than the sum of its proper divisors (14022837277753).

154251210055151 is a wasteful number, since it uses less digits than its factorization.

154251210055151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14022837277752.

The product of its (nonzero) digits is 50000, while the sum is 38.

The spelling of 154251210055151 in words is "one hundred fifty-four trillion, two hundred fifty-one billion, two hundred ten million, fifty-five thousand, one hundred fifty-one".