451152031143155 has 4 divisors (see below), whose sum is σ = 541382437371792. Its totient is φ = 360921624914520.

The previous prime is 451152031143139. The next prime is 451152031143221. The reversal of 451152031143155 is 551341130251154.

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

It is not a de Polignac number, because 451152031143155 - 2⁴ = 451152031143139 is a prime.

It is a super-2 number, since 2×451152031143155² (a number of 30 digits) contains 22 as substring.

It is a Duffinian 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, 45115203114311 + ... + 45115203114320.

It is an arithmetic number, because the mean of its divisors is an integer number (135345609342948).

Almost surely, 2^{451152031143155} is an apocalyptic number.

451152031143155 is a deficient number, since it is larger than the sum of its proper divisors (90230406228637).

451152031143155 is an equidigital number, since it uses as much as digits as its factorization.

451152031143155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90230406228636.

The product of its (nonzero) digits is 180000, while the sum is 41.

The spelling of 451152031143155 in words is "four hundred fifty-one trillion, one hundred fifty-two billion, thirty-one million, one hundred forty-three thousand, one hundred fifty-five".