55433361217415 has 32 divisors (see below), whose sum is σ = 68350053649920. Its totient is φ = 43143139123200.

The previous prime is 55433361217411. The next prime is 55433361217477. The reversal of 55433361217415 is 51471216333455.

It is a happy number.

It is not a de Polignac number, because 55433361217415 - 2² = 55433361217411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55433361217411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47020010 + ... + 48184520.

It is an arithmetic number, because the mean of its divisors is an integer number (2135939176560).

Almost surely, 2^{55433361217415} is an apocalyptic number.

55433361217415 is a deficient number, since it is larger than the sum of its proper divisors (12916692432505).

55433361217415 is a wasteful number, since it uses less digits than its factorization.

55433361217415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166283.

The product of its digits is 4536000, while the sum is 50.

The spelling of 55433361217415 in words is "fifty-five trillion, four hundred thirty-three billion, three hundred sixty-one million, two hundred seventeen thousand, four hundred fifteen".