1453040331555 has 32 divisors (see below), whose sum is σ = 2356788994560. Its totient is φ = 764373312000.

The previous prime is 1453040331503. The next prime is 1453040331569. The reversal of 1453040331555 is 5551330403541.

It is not a de Polignac number, because 1453040331555 - 2⁸ = 1453040331299 is a prime.

It is a super-2 number, since 2×1453040331555² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1485670 + ... + 2261259.

It is an arithmetic number, because the mean of its divisors is an integer number (73649656080).

Almost surely, 2^{1453040331555} is an apocalyptic number.

1453040331555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1453040331555 is a deficient number, since it is larger than the sum of its proper divisors (903748663005).

1453040331555 is a wasteful number, since it uses less digits than its factorization.

1453040331555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3747291.

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 1453040331555 in words is "one trillion, four hundred fifty-three billion, forty million, three hundred thirty-one thousand, five hundred fifty-five".