155436410531456 has 32 divisors (see below), whose sum is σ = 309666563261280. Its totient is φ = 77716175046400.

The previous prime is 155436410531447. The next prime is 155436410531461. The reversal of 155436410531456 is 654135014634551.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 155436410531398 and 155436410531407.

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, 10936070 + ... + 20747781.

It is an arithmetic number, because the mean of its divisors is an integer number (9677080101915).

Almost surely, 2^{155436410531456} is an apocalyptic number.

155436410531456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155436410531456 is a deficient number, since it is larger than the sum of its proper divisors (154230152729824).

155436410531456 is an equidigital number, since it uses as much as digits as its factorization.

155436410531456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31722192 (or 31722180 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 155436410531456 in words is "one hundred fifty-five trillion, four hundred thirty-six billion, four hundred ten million, five hundred thirty-one thousand, four hundred fifty-six".