15345345031050 has 48 divisors (see below), whose sum is σ = 38057962884480. Its totient is φ = 4091929943040.

The previous prime is 15345345031001. The next prime is 15345345031057. The reversal of 15345345031050 is 5013054354351.

It is a super-2 number, since 2×15345345031050² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15345345031057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1798239 + ... + 5824461.

It is an arithmetic number, because the mean of its divisors is an integer number (792874226760).

Almost surely, 2^{15345345031050} is an apocalyptic number.

15345345031050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15345345031050 is an abundant number, since it is smaller than the sum of its proper divisors (22712617853430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15345345031050 is a wasteful number, since it uses less digits than its factorization.

15345345031050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051647 (or 4051642 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 15345345031050 in words is "fifteen trillion, three hundred forty-five billion, three hundred forty-five million, thirty-one thousand, fifty".