55402351445 has 16 divisors (see below), whose sum is σ = 77596973568. Its totient is φ = 37181880960.

The previous prime is 55402351423. The next prime is 55402351469. The reversal of 55402351445 is 54415320455.

It is not a de Polignac number, because 55402351445 - 2²² = 55398157141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55402351399 and 55402351408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16837976 + ... + 16841265.

It is an arithmetic number, because the mean of its divisors is an integer number (4849810848).

Almost surely, 2^55402351445 is an apocalyptic number.

It is an amenable number.

55402351445 is a deficient number, since it is larger than the sum of its proper divisors (22194622123).

55402351445 is a wasteful number, since it uses less digits than its factorization.

55402351445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33679300.

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 55402351445 in words is "fifty-five billion, four hundred two million, three hundred fifty-one thousand, four hundred forty-five".