155140426030 has 32 divisors (see below), whose sum is σ = 286102793088. Its totient is φ = 60534355200.

The previous prime is 155140426003. The next prime is 155140426043. The reversal of 155140426030 is 30624041551.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 155140425983 and 155140426001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3611659 + ... + 3654361.

It is an arithmetic number, because the mean of its divisors is an integer number (8940712284).

Almost surely, 2^155140426030 is an apocalyptic number.

155140426030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155140426030 is a deficient number, since it is larger than the sum of its proper divisors (130962367058).

155140426030 is a wasteful number, since it uses less digits than its factorization.

155140426030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51612.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 155140426030 its reverse (30624041551), we get a palindrome (185764467581).

The spelling of 155140426030 in words is "one hundred fifty-five billion, one hundred forty million, four hundred twenty-six thousand, thirty".