10155345435551 has 12 divisors (see below), whose sum is σ = 10752880518072. Its totient is φ = 9589515180624.

The previous prime is 10155345435539. The next prime is 10155345435563. The reversal of 10155345435551 is 15553454355101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10155345435539) and next prime (10155345435563).

It is a de Polignac number, because none of the positive numbers 2^k-10155345435551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10155345435496 and 10155345435505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10155345435581) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45705380 + ... + 45927033.

It is an arithmetic number, because the mean of its divisors is an integer number (896073376506).

Almost surely, 2^{10155345435551} is an apocalyptic number.

10155345435551 is a deficient number, since it is larger than the sum of its proper divisors (597535082521).

10155345435551 is an equidigital number, since it uses as much as digits as its factorization.

10155345435551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91632758 (or 91632739 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 47.

The spelling of 10155345435551 in words is "ten trillion, one hundred fifty-five billion, three hundred forty-five million, four hundred thirty-five thousand, five hundred fifty-one".