1040155525355 has 4 divisors (see below), whose sum is σ = 1248186630432. Its totient is φ = 832124420280.

The previous prime is 1040155525313. The next prime is 1040155525373. The reversal of 1040155525355 is 5535255510401.

1040155525355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1040155525355 - 2²⁴ = 1040138748139 is a prime.

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, 104015552531 + ... + 104015552540.

It is an arithmetic number, because the mean of its divisors is an integer number (312046657608).

Almost surely, 2^{1040155525355} is an apocalyptic number.

1040155525355 is a deficient number, since it is larger than the sum of its proper divisors (208031105077).

1040155525355 is an equidigital number, since it uses as much as digits as its factorization.

1040155525355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208031105076.

The product of its (nonzero) digits is 375000, while the sum is 41.

The spelling of 1040155525355 in words is "one trillion, forty billion, one hundred fifty-five million, five hundred twenty-five thousand, three hundred fifty-five".