155354025202 has 16 divisors (see below), whose sum is σ = 236733026112. Its totient is φ = 76446904240.

The previous prime is 155354025193. The next prime is 155354025227. The reversal of 155354025202 is 202520453551.

It is a super-2 number, since 2×155354025202² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891673 + ... + 1051564.

It is an arithmetic number, because the mean of its divisors is an integer number (14795814132).

Almost surely, 2^155354025202 is an apocalyptic number.

155354025202 is a deficient number, since it is larger than the sum of its proper divisors (81379000910).

155354025202 is a wasteful number, since it uses less digits than its factorization.

155354025202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943873.

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 155354025202 its reverse (202520453551), we get a palindrome (357874478753).

The spelling of 155354025202 in words is "one hundred fifty-five billion, three hundred fifty-four million, twenty-five thousand, two hundred two".