345452451011515 has 32 divisors (see below), whose sum is σ = 422580453120000. Its totient is φ = 271031349006720.

The previous prime is 345452451011483. The next prime is 345452451011519. The reversal of 345452451011515 is 515110154254543.

It is a happy number.

It is not a de Polignac number, because 345452451011515 - 2⁵ = 345452451011483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345452451011519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160715646 + ... + 162850924.

It is an arithmetic number, because the mean of its divisors is an integer number (13205639160000).

Almost surely, 2^{345452451011515} is an apocalyptic number.

345452451011515 is a deficient number, since it is larger than the sum of its proper divisors (77128002108485).

345452451011515 is a wasteful number, since it uses less digits than its factorization.

345452451011515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136907.

The product of its (nonzero) digits is 1200000, while the sum is 46.

The spelling of 345452451011515 in words is "three hundred forty-five trillion, four hundred fifty-two billion, four hundred fifty-one million, eleven thousand, five hundred fifteen".