155340001011 has 16 divisors (see below), whose sum is σ = 230743769760. Its totient is φ = 92297506560.

The previous prime is 155340000971. The next prime is 155340001021. The reversal of 155340001011 is 110100043551.

It is a happy number.

It is not a de Polignac number, because 155340001011 - 2⁹ = 155340000499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155340001021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68672610 + ... + 68674871.

It is an arithmetic number, because the mean of its divisors is an integer number (14421485610).

Almost surely, 2^155340001011 is an apocalyptic number.

155340001011 is a deficient number, since it is larger than the sum of its proper divisors (75403768749).

155340001011 is a wasteful number, since it uses less digits than its factorization.

155340001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137347526.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 155340001011 its reverse (110100043551), we get a palindrome (265440044562).

The spelling of 155340001011 in words is "one hundred fifty-five billion, three hundred forty million, one thousand, eleven".