155416350053 has 4 divisors (see below), whose sum is σ = 162173582688. Its totient is φ = 148659117420.

The previous prime is 155416350049. The next prime is 155416350077. The reversal of 155416350053 is 350053614551.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350053614551 = 57571 ⋅6080381.

It is a cyclic number.

It is not a de Polignac number, because 155416350053 - 2² = 155416350049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155416349989 and 155416350016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155416350653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3378616283 + ... + 3378616328.

It is an arithmetic number, because the mean of its divisors is an integer number (40543395672).

Almost surely, 2^155416350053 is an apocalyptic number.

It is an amenable number.

155416350053 is a deficient number, since it is larger than the sum of its proper divisors (6757232635).

155416350053 is an equidigital number, since it uses as much as digits as its factorization.

155416350053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6757232634.

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 155416350053 in words is "one hundred fifty-five billion, four hundred sixteen million, three hundred fifty thousand, fifty-three".