100158465155 has 16 divisors (see below), whose sum is σ = 139410336000. Its totient is φ = 67655012832.

The previous prime is 100158465107. The next prime is 100158465203. The reversal of 100158465155 is 551564851001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100158465107) and next prime (100158465203).

It is a cyclic number.

It is not a de Polignac number, because 100158465155 - 2⁸ = 100158464899 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21353405 + ... + 21358094.

It is an arithmetic number, because the mean of its divisors is an integer number (8713146000).

Almost surely, 2^100158465155 is an apocalyptic number.

100158465155 is a deficient number, since it is larger than the sum of its proper divisors (39251870845).

100158465155 is an equidigital number, since it uses as much as digits as its factorization.

100158465155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42711578.

The product of its (nonzero) digits is 120000, while the sum is 41.

The spelling of 100158465155 in words is "one hundred billion, one hundred fifty-eight million, four hundred sixty-five thousand, one hundred fifty-five".