1046421231550 has 48 divisors (see below), whose sum is σ = 1948693793472. Its totient is φ = 418063420800.

The previous prime is 1046421231491. The next prime is 1046421231563. The reversal of 1046421231550 is 551321246401.

It is a super-3 number, since 3×1046421231550³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206107612 + ... + 206112688.

It is an arithmetic number, because the mean of its divisors is an integer number (40597787364).

Almost surely, 2^{1046421231550} is an apocalyptic number.

1046421231550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1046421231550 is a deficient number, since it is larger than the sum of its proper divisors (902272561922).

1046421231550 is a wasteful number, since it uses less digits than its factorization.

1046421231550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9253 (or 9248 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1046421231550 its reverse (551321246401), we get a palindrome (1597742477951).

The spelling of 1046421231550 in words is "one trillion, forty-six billion, four hundred twenty-one million, two hundred thirty-one thousand, five hundred fifty".