55151794 has 16 divisors (see below), whose sum is σ = 90086400. Its totient is φ = 25223184.

The previous prime is 55151783. The next prime is 55151801. The reversal of 55151794 is 49715155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23922 + ... + 26125.

It is an arithmetic number, because the mean of its divisors is an integer number (5630400).

Almost surely, 2^55151794 is an apocalyptic number.

55151794 is a deficient number, since it is larger than the sum of its proper divisors (34934606).

55151794 is a wasteful number, since it uses less digits than its factorization.

55151794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50097.

The product of its digits is 31500, while the sum is 37.

The square root of 55151794 is about 7426.4253850692. The cubic root of 55151794 is about 380.6447825097.

It can be divided in two parts, 55151 and 794, that added together give a triangular number (55945 = T₃₃₄).

The spelling of 55151794 in words is "fifty-five million, one hundred fifty-one thousand, seven hundred ninety-four".