1551633050100 has 144 divisors (see below), whose sum is σ = 5169900105216. Its totient is φ = 351951600000.

The previous prime is 1551633049991. The next prime is 1551633050141. The reversal of 1551633050100 is 10503361551.

It is a super-2 number, since 2×1551633050100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2545026 + ... + 3095225.

It is an arithmetic number, because the mean of its divisors is an integer number (35902084064).

Almost surely, 2^{1551633050100} is an apocalyptic number.

1551633050100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1551633050100 is an abundant number, since it is smaller than the sum of its proper divisors (3618267055116).

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

1551633050100 is a wasteful number, since it uses less digits than its factorization.

1551633050100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640406 (or 5640399 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

The spelling of 1551633050100 in words is "one trillion, five hundred fifty-one billion, six hundred thirty-three million, fifty thousand, one hundred".